1053695997 has 6 divisors (see below), whose sum is σ = 1522005342. Its totient is φ = 702463992.

The previous prime is 1053695971. The next prime is 1053696029. The reversal of 1053695997 is 7995963501.

1053695997 is a `hidden beast` number, since 10 + 5 + 36 + 9 + 599 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 962798841 + 90897156 = 31029^2 + 9534^2 .

It is not a de Polignac number, because 1053695997 - 2²² = 1049501693 is a prime.

It is a super-2 number, since 2×1053695997² = 2220550508187648018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053695957) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58538658 + ... + 58538675.

It is an arithmetic number, because the mean of its divisors is an integer number (253667557).

Almost surely, 2^1053695997 is an apocalyptic number.

It is an amenable number.

1053695997 is a deficient number, since it is larger than the sum of its proper divisors (468309345).

1053695997 is a wasteful number, since it uses less digits than its factorization.

1053695997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117077339 (or 117077336 counting only the distinct ones).

The product of its (nonzero) digits is 2296350, while the sum is 54.

The square root of 1053695997 is about 32460.6838652546. The cubic root of 1053695997 is about 1017.5875310203.

The spelling of 1053695997 in words is "one billion, fifty-three million, six hundred ninety-five thousand, nine hundred ninety-seven".