1103400510534 has 72 divisors (see below), whose sum is σ = 2848849495128. Its totient is φ = 307568076480.

The previous prime is 1103400510533. The next prime is 1103400510581. The reversal of 1103400510534 is 4350150043011.

It is a happy number.

1103400510534 is a `hidden beast` number, since 1 + 103 + 40 + 0 + 510 + 5 + 3 + 4 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1103400510498 and 1103400510507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103400510533) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15220192 + ... + 15292515.

It is an arithmetic number, because the mean of its divisors is an integer number (39567354099).

Almost surely, 2^{1103400510534} is an apocalyptic number.

1103400510534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1103400510534 is an abundant number, since it is smaller than the sum of its proper divisors (1745448984594).

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

1103400510534 is a wasteful number, since it uses less digits than its factorization.

1103400510534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30512770 (or 30512760 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 1103400510534 its reverse (4350150043011), we get a palindrome (5453550553545).

The spelling of 1103400510534 in words is "one trillion, one hundred three billion, four hundred million, five hundred ten thousand, five hundred thirty-four".