162212377 has 2 divisors, whose sum is σ = 162212378. Its totient is φ = 162212376.

The previous prime is 162212371. The next prime is 162212411. The reversal of 162212377 is 773212261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157477401 + 4734976 = 12549^2 + 2176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162212377 is a prime.

It is not a weakly prime, because it can be changed into another prime (162212371) 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, 81106188 + 81106189.

It is an arithmetic number, because the mean of its divisors is an integer number (81106189).

Almost surely, 2^162212377 is an apocalyptic number.

It is an amenable number.

162212377 is a deficient number, since it is larger than the sum of its proper divisors (1).

162212377 is an equidigital number, since it uses as much as digits as its factorization.

162212377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 31.

The square root of 162212377 is about 12736.2622853018. The cubic root of 162212377 is about 545.3742927275.

The spelling of 162212377 in words is "one hundred sixty-two million, two hundred twelve thousand, three hundred seventy-seven".