1097428976 has 40 divisors (see below), whose sum is σ = 2432594304. Its totient is φ = 469828800.

The previous prime is 1097428963. The next prime is 1097428987. The reversal of 1097428976 is 6798247901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113051 + ... + 122373.

Almost surely, 2^1097428976 is an apocalyptic number.

1097428976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1097428976 is an abundant number, since it is smaller than the sum of its proper divisors (1335165328).

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

1097428976 is a wasteful number, since it uses less digits than its factorization.

1097428976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10389 (or 10383 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 53.

The square root of 1097428976 is about 33127.4655837117. The cubic root of 1097428976 is about 1031.4752404926.

The spelling of 1097428976 in words is "one billion, ninety-seven million, four hundred twenty-eight thousand, nine hundred seventy-six".