59172889 has 2 divisors, whose sum is σ = 59172890. Its totient is φ = 59172888.

The previous prime is 59172887. The next prime is 59172899. The reversal of 59172889 is 98827195.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59028489 + 144400 = 7683^2 + 380^2 .

It is a cyclic number.

It is not a de Polignac number, because 59172889 - 2¹ = 59172887 is a prime.

Together with 59172887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (59172887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29586444 + 29586445.

It is an arithmetic number, because the mean of its divisors is an integer number (29586445).

Almost surely, 2^59172889 is an apocalyptic number.

It is an amenable number.

59172889 is a deficient number, since it is larger than the sum of its proper divisors (1).

59172889 is an equidigital number, since it uses as much as digits as its factorization.

59172889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 49.

The square root of 59172889 is about 7692.3916306959. The cubic root of 59172889 is about 389.6795285374.

The spelling of 59172889 in words is "fifty-nine million, one hundred seventy-two thousand, eight hundred eighty-nine".