1097902860 has 48 divisors (see below), whose sum is σ = 3075588096. Its totient is φ = 292635072.

The previous prime is 1097902849. The next prime is 1097902889. The reversal of 1097902860 is 682097901.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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, 212427 + ... + 217533.

It is an arithmetic number, because the mean of its divisors is an integer number (64074752).

Almost surely, 2^1097902860 is an apocalyptic number.

1097902860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1097902860 is an abundant number, since it is smaller than the sum of its proper divisors (1977685236).

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

1097902860 is a wasteful number, since it uses less digits than its factorization.

1097902860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8702 (or 8700 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1097902860 is about 33134.6172454127. The cubic root of 1097902860 is about 1031.6236872361.

The spelling of 1097902860 in words is "one billion, ninety-seven million, nine hundred two thousand, eight hundred sixty".