152258993 has 2 divisors, whose sum is σ = 152258994. Its totient is φ = 152258992.

The previous prime is 152258971. The next prime is 152259017. The reversal of 152258993 is 399852251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122589184 + 29669809 = 11072^2 + 5447^2 .

It is a cyclic number.

It is not a de Polignac number, because 152258993 - 2⁶ = 152258929 is a prime.

It is not a weakly prime, because it can be changed into another prime (152258933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76129496 + 76129497.

It is an arithmetic number, because the mean of its divisors is an integer number (76129497).

Almost surely, 2^152258993 is an apocalyptic number.

It is an amenable number.

152258993 is a deficient number, since it is larger than the sum of its proper divisors (1).

152258993 is an equidigital number, since it uses as much as digits as its factorization.

152258993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 44.

The square root of 152258993 is about 12339.3270886220. The cubic root of 152258993 is about 533.9832706211.

The spelling of 152258993 in words is "one hundred fifty-two million, two hundred fifty-eight thousand, nine hundred ninety-three".