151625129 has 2 divisors, whose sum is σ = 151625130. Its totient is φ = 151625128.

The previous prime is 151625119. The next prime is 151625143. The reversal of 151625129 is 921526151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121594729 + 30030400 = 11027^2 + 5480^2 .

It is a cyclic number.

It is not a de Polignac number, because 151625129 - 2²⁰ = 150576553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151625095 and 151625104.

It is not a weakly prime, because it can be changed into another prime (151625119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75812564 + 75812565.

It is an arithmetic number, because the mean of its divisors is an integer number (75812565).

Almost surely, 2^151625129 is an apocalyptic number.

It is an amenable number.

151625129 is a deficient number, since it is larger than the sum of its proper divisors (1).

151625129 is an equidigital number, since it uses as much as digits as its factorization.

151625129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 32.

The square root of 151625129 is about 12313.6155941299. The cubic root of 151625129 is about 533.2412377003.

The spelling of 151625129 in words is "one hundred fifty-one million, six hundred twenty-five thousand, one hundred twenty-nine".