152539091 has 2 divisors, whose sum is σ = 152539092. Its totient is φ = 152539090.

The previous prime is 152539081. The next prime is 152539097. The reversal of 152539091 is 190935251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 152539091 - 2¹⁸ = 152276947 is a prime.

It is not a weakly prime, because it can be changed into another prime (152539097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76269545 + 76269546.

It is an arithmetic number, because the mean of its divisors is an integer number (76269546).

Almost surely, 2^152539091 is an apocalyptic number.

152539091 is a deficient number, since it is larger than the sum of its proper divisors (1).

152539091 is an equidigital number, since it uses as much as digits as its factorization.

152539091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 152539091 is about 12350.6716821394. The cubic root of 152539091 is about 534.3105113336.

The spelling of 152539091 in words is "one hundred fifty-two million, five hundred thirty-nine thousand, ninety-one".