152377949 has 2 divisors, whose sum is σ = 152377950. Its totient is φ = 152377948.

The previous prime is 152377931. The next prime is 152377961. The reversal of 152377949 is 949773251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145033849 + 7344100 = 12043^2 + 2710^2 .

It is a cyclic number.

It is not a de Polignac number, because 152377949 - 2¹² = 152373853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152377969) 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, 76188974 + 76188975.

It is an arithmetic number, because the mean of its divisors is an integer number (76188975).

Almost surely, 2^152377949 is an apocalyptic number.

It is an amenable number.

152377949 is a deficient number, since it is larger than the sum of its proper divisors (1).

152377949 is an equidigital number, since it uses as much as digits as its factorization.

152377949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476280, while the sum is 47.

The square root of 152377949 is about 12344.1463455356. The cubic root of 152377949 is about 534.1222968455.

The spelling of 152377949 in words is "one hundred fifty-two million, three hundred seventy-seven thousand, nine hundred forty-nine".