151664977 has 2 divisors, whose sum is σ = 151664978. Its totient is φ = 151664976.

The previous prime is 151664969. The next prime is 151665001. The reversal of 151664977 is 779466151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150773841 + 891136 = 12279^2 + 944^2 .

It is a cyclic number.

It is not a de Polignac number, because 151664977 - 2³ = 151664969 is a prime.

It is not a weakly prime, because it can be changed into another prime (151664917) 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, 75832488 + 75832489.

It is an arithmetic number, because the mean of its divisors is an integer number (75832489).

Almost surely, 2^151664977 is an apocalyptic number.

It is an amenable number.

151664977 is a deficient number, since it is larger than the sum of its proper divisors (1).

151664977 is an equidigital number, since it uses as much as digits as its factorization.

151664977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 46.

The square root of 151664977 is about 12315.2335341235. The cubic root of 151664977 is about 533.2879466151.

The spelling of 151664977 in words is "one hundred fifty-one million, six hundred sixty-four thousand, nine hundred seventy-seven".