152613949 has 2 divisors, whose sum is σ = 152613950. Its totient is φ = 152613948.

The previous prime is 152613941. The next prime is 152613953. The reversal of 152613949 is 949316251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104755225 + 47858724 = 10235^2 + 6918^2 .

It is a cyclic number.

It is not a de Polignac number, because 152613949 - 2³ = 152613941 is a prime.

It is equal to p_8582890 and since 152613949 and 8582890 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152613941) 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, 76306974 + 76306975.

It is an arithmetic number, because the mean of its divisors is an integer number (76306975).

Almost surely, 2^152613949 is an apocalyptic number.

It is an amenable number.

152613949 is a deficient number, since it is larger than the sum of its proper divisors (1).

152613949 is an equidigital number, since it uses as much as digits as its factorization.

152613949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 40.

The square root of 152613949 is about 12353.7018338634. The cubic root of 152613949 is about 534.3979006818.

The spelling of 152613949 in words is "one hundred fifty-two million, six hundred thirteen thousand, nine hundred forty-nine".