152322977 has 2 divisors, whose sum is σ = 152322978. Its totient is φ = 152322976.

The previous prime is 152322971. The next prime is 152322979. The reversal of 152322977 is 779223251.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132618256 + 19704721 = 11516^2 + 4439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152322977 is a prime.

Together with 152322979, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 152322977.

It is not a weakly prime, because it can be changed into another prime (152322971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76161488 + 76161489.

It is an arithmetic number, because the mean of its divisors is an integer number (76161489).

Almost surely, 2^152322977 is an apocalyptic number.

It is an amenable number.

152322977 is a deficient number, since it is larger than the sum of its proper divisors (1).

152322977 is an equidigital number, since it uses as much as digits as its factorization.

152322977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 38.

The square root of 152322977 is about 12341.9195022492. The cubic root of 152322977 is about 534.0580589802.

The spelling of 152322977 in words is "one hundred fifty-two million, three hundred twenty-two thousand, nine hundred seventy-seven".