164252377 has 2 divisors, whose sum is σ = 164252378. Its totient is φ = 164252376.

The previous prime is 164252339. The next prime is 164252381. The reversal of 164252377 is 773252461.

It is a happy number.

164252377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159668496 + 4583881 = 12636^2 + 2141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164252377 is a prime.

It is not a weakly prime, because it can be changed into another prime (164252327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82126188 + 82126189.

It is an arithmetic number, because the mean of its divisors is an integer number (82126189).

Almost surely, 2^164252377 is an apocalyptic number.

It is an amenable number.

164252377 is a deficient number, since it is larger than the sum of its proper divisors (1).

164252377 is an equidigital number, since it uses as much as digits as its factorization.

164252377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 164252377 is about 12816.0983532431. The cubic root of 164252377 is about 547.6510034339.

The spelling of 164252377 in words is "one hundred sixty-four million, two hundred fifty-two thousand, three hundred seventy-seven".