152635081 has 2 divisors, whose sum is σ = 152635082. Its totient is φ = 152635080.

The previous prime is 152635069. The next prime is 152635099. The reversal of 152635081 is 180536251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151511481 + 1123600 = 12309^2 + 1060^2 .

It is a cyclic number.

It is not a de Polignac number, because 152635081 - 2¹³ = 152626889 is a prime.

It is a super-2 number, since 2×152635081² = 46594935903753122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (152633081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76317540 + 76317541.

It is an arithmetic number, because the mean of its divisors is an integer number (76317541).

Almost surely, 2^152635081 is an apocalyptic number.

It is an amenable number.

152635081 is a deficient number, since it is larger than the sum of its proper divisors (1).

152635081 is an equidigital number, since it uses as much as digits as its factorization.

152635081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 152635081 is about 12354.5570944490. The cubic root of 152635081 is about 534.4225650398.

The spelling of 152635081 in words is "one hundred fifty-two million, six hundred thirty-five thousand, eighty-one".