1097970577 has 12 divisors (see below), whose sum is σ = 1207886848. Its totient is φ = 997306200.

The previous prime is 1097970571. The next prime is 1097970583. The reversal of 1097970577 is 7750797901.

It is an interprime number because it is at equal distance from previous prime (1097970571) and next prime (1097970583).

It is not a de Polignac number, because 1097970577 - 2³ = 1097970569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097970571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171952 + ... + 178222.

Almost surely, 2^1097970577 is an apocalyptic number.

It is an amenable number.

1097970577 is a deficient number, since it is larger than the sum of its proper divisors (109916271).

1097970577 is a wasteful number, since it uses less digits than its factorization.

1097970577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7740 (or 7729 counting only the distinct ones).

The product of its (nonzero) digits is 972405, while the sum is 52.

The square root of 1097970577 is about 33135.6390763782. The cubic root of 1097970577 is about 1031.6448964667.

The spelling of 1097970577 in words is "one billion, ninety-seven million, nine hundred seventy thousand, five hundred seventy-seven".