151898129 has 2 divisors, whose sum is σ = 151898130. Its totient is φ = 151898128.

The previous prime is 151898081. The next prime is 151898161. The reversal of 151898129 is 921898151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149401729 + 2496400 = 12223^2 + 1580^2 .

It is a cyclic number.

It is not a de Polignac number, because 151898129 - 2²⁰ = 150849553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151898129.

It is not a weakly prime, because it can be changed into another prime (151898189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75949064 + 75949065.

It is an arithmetic number, because the mean of its divisors is an integer number (75949065).

Almost surely, 2^151898129 is an apocalyptic number.

It is an amenable number.

151898129 is a deficient number, since it is larger than the sum of its proper divisors (1).

151898129 is an equidigital number, since it uses as much as digits as its factorization.

151898129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 44.

The square root of 151898129 is about 12324.6958988853. The cubic root of 151898129 is about 533.5610782116.

The spelling of 151898129 in words is "one hundred fifty-one million, eight hundred ninety-eight thousand, one hundred twenty-nine".