152040439 has 2 divisors, whose sum is σ = 152040440. Its totient is φ = 152040438.

The previous prime is 152040409. The next prime is 152040521. The reversal of 152040439 is 934040251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 152040439 - 2⁵ = 152040407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152040409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76020219 + 76020220.

It is an arithmetic number, because the mean of its divisors is an integer number (76020220).

Almost surely, 2^152040439 is an apocalyptic number.

152040439 is a deficient number, since it is larger than the sum of its proper divisors (1).

152040439 is an equidigital number, since it uses as much as digits as its factorization.

152040439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 152040439 is about 12330.4679148847. The cubic root of 152040439 is about 533.7276533962.

The spelling of 152040439 in words is "one hundred fifty-two million, forty thousand, four hundred thirty-nine".