568139097 has 8 divisors (see below), whose sum is σ = 757694080. Its totient is φ = 378671760.

The previous prime is 568139081. The next prime is 568139113. The reversal of 568139097 is 790931865.

It is an interprime number because it is at equal distance from previous prime (568139081) and next prime (568139113).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 568139097 - 2⁴ = 568139081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (568135097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4897 + ... + 34062.

It is an arithmetic number, because the mean of its divisors is an integer number (94711760).

Almost surely, 2^568139097 is an apocalyptic number.

It is an amenable number.

568139097 is a deficient number, since it is larger than the sum of its proper divisors (189554983).

568139097 is a wasteful number, since it uses less digits than its factorization.

568139097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43823.

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 568139097 is about 23835.6685872245. The cubic root of 568139097 is about 828.2311471048.

The spelling of 568139097 in words is "five hundred sixty-eight million, one hundred thirty-nine thousand, ninety-seven".