152326649 has 2 divisors, whose sum is σ = 152326650. Its totient is φ = 152326648.

The previous prime is 152326639. The next prime is 152326693. The reversal of 152326649 is 946623251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142372624 + 9954025 = 11932^2 + 3155^2 .

It is a cyclic number.

It is not a de Polignac number, because 152326649 - 2¹² = 152322553 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (152326609) 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, 76163324 + 76163325.

It is an arithmetic number, because the mean of its divisors is an integer number (76163325).

Almost surely, 2^152326649 is an apocalyptic number.

It is an amenable number.

152326649 is a deficient number, since it is larger than the sum of its proper divisors (1).

152326649 is an equidigital number, since it uses as much as digits as its factorization.

152326649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 152326649 is about 12342.0682626535. The cubic root of 152326649 is about 534.0623503999.

The spelling of 152326649 in words is "one hundred fifty-two million, three hundred twenty-six thousand, six hundred forty-nine".