150015128251 has 2 divisors, whose sum is σ = 150015128252. Its totient is φ = 150015128250.

The previous prime is 150015128183. The next prime is 150015128269. The reversal of 150015128251 is 152821510051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150015128251 - 2¹¹ = 150015126203 is a prime.

It is not a weakly prime, because it can be changed into another prime (150015122251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75007564125 + 75007564126.

It is an arithmetic number, because the mean of its divisors is an integer number (75007564126).

Almost surely, 2^150015128251 is an apocalyptic number.

150015128251 is a deficient number, since it is larger than the sum of its proper divisors (1).

150015128251 is an equidigital number, since it uses as much as digits as its factorization.

150015128251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4000, while the sum is 31.

The spelling of 150015128251 in words is "one hundred fifty billion, fifteen million, one hundred twenty-eight thousand, two hundred fifty-one".