1097269875 has 128 divisors (see below), whose sum is σ = 2217196800. Its totient is φ = 532224000.

The previous prime is 1097269847. The next prime is 1097269907. The reversal of 1097269875 is 5789627901.

It is not a de Polignac number, because 1097269875 - 2⁸ = 1097269619 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3904735 + ... + 3905015.

It is an arithmetic number, because the mean of its divisors is an integer number (17321850).

Almost surely, 2^1097269875 is an apocalyptic number.

1097269875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1097269875 is an abundant number, since it is smaller than the sum of its proper divisors (1119926925).

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

1097269875 is a wasteful number, since it uses less digits than its factorization.

1097269875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 1097269875 is about 33125.0641508813. The cubic root of 1097269875 is about 1031.4253916559.

The spelling of 1097269875 in words is "one billion, ninety-seven million, two hundred sixty-nine thousand, eight hundred seventy-five".