152312539 has 2 divisors, whose sum is σ = 152312540. Its totient is φ = 152312538.

The previous prime is 152312519. The next prime is 152312543. The reversal of 152312539 is 935213251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 152312539 - 2¹⁹ = 151788251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 152312539.

It is not a weakly prime, because it can be changed into another prime (152312519) 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, 76156269 + 76156270.

It is an arithmetic number, because the mean of its divisors is an integer number (76156270).

Almost surely, 2^152312539 is an apocalyptic number.

152312539 is a deficient number, since it is larger than the sum of its proper divisors (1).

152312539 is an equidigital number, since it uses as much as digits as its factorization.

152312539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100, while the sum is 31.

The square root of 152312539 is about 12341.4966272329. The cubic root of 152312539 is about 534.0458598460.

The spelling of 152312539 in words is "one hundred fifty-two million, three hundred twelve thousand, five hundred thirty-nine".