125611159 has 2 divisors, whose sum is σ = 125611160. Its totient is φ = 125611158.

The previous prime is 125611153. The next prime is 125611183. The reversal of 125611159 is 951116521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125611159 - 2¹¹ = 125609111 is a prime.

It is equal to p_7142863 and since 125611159 and 7142863 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125611159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125611153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62805579 + 62805580.

It is an arithmetic number, because the mean of its divisors is an integer number (62805580).

Almost surely, 2^125611159 is an apocalyptic number.

125611159 is a deficient number, since it is larger than the sum of its proper divisors (1).

125611159 is an equidigital number, since it uses as much as digits as its factorization.

125611159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 31.

The square root of 125611159 is about 11207.6384220763. The cubic root of 125611159 is about 500.8135542078.

The spelling of 125611159 in words is "one hundred twenty-five million, six hundred eleven thousand, one hundred fifty-nine".