1101435456 has 112 divisors (see below), whose sum is σ = 3281891328. Its totient is φ = 322982400.

The previous prime is 1101435449. The next prime is 1101435469. The reversal of 1101435456 is 6545341011.

It is a happy 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, 57061 + ... + 73883.

Almost surely, 2^1101435456 is an apocalyptic number.

1101435456 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 1101435456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1640945664).

1101435456 is an abundant number, since it is smaller than the sum of its proper divisors (2180455872).

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

1101435456 is a wasteful number, since it uses less digits than its factorization.

1101435456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16880 (or 16870 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1101435456 is about 33187.8811616530. The cubic root of 1101435456 is about 1032.7289483631.

Adding to 1101435456 its reverse (6545341011), we get a palindrome (7646776467).

The spelling of 1101435456 in words is "one billion, one hundred one million, four hundred thirty-five thousand, four hundred fifty-six".