1103400576 has 128 divisors (see below), whose sum is σ = 3326342400. Its totient is φ = 359921664.

The previous prime is 1103400559. The next prime is 1103400583. The reversal of 1103400576 is 6750043011.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1103400576² = 2434985662234263552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159036 + ... + 165828.

It is an arithmetic number, because the mean of its divisors is an integer number (25987050).

Almost surely, 2^1103400576 is an apocalyptic number.

1103400576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103400576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1663171200).

1103400576 is an abundant number, since it is smaller than the sum of its proper divisors (2222941824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103400576 is an equidigital number, since it uses as much as digits as its factorization.

1103400576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863 (or 6845 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1103400576 is about 33217.4739557360. The cubic root of 1103400576 is about 1033.3427626842.

Adding to 1103400576 its reverse (6750043011), we get a palindrome (7853443587).

The spelling of 1103400576 in words is "one billion, one hundred three million, four hundred thousand, five hundred seventy-six".