1075400520 has 32 divisors (see below), whose sum is σ = 3226201920. Its totient is φ = 286773440.

The previous prime is 1075400519. The next prime is 1075400593. The reversal of 1075400520 is 250045701.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4480716 + ... + 4480955.

It is an arithmetic number, because the mean of its divisors is an integer number (100818810).

Almost surely, 2^1075400520 is an apocalyptic number.

1075400520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1075400520 is an abundant number, since it is smaller than the sum of its proper divisors (2150801400).

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

1075400520 is a wasteful number, since it uses less digits than its factorization.

1075400520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8961685 (or 8961681 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 1075400520 is about 32793.2999254421. The cubic root of 1075400520 is about 1024.5270139773.

The spelling of 1075400520 in words is "one billion, seventy-five million, four hundred thousand, five hundred twenty".