369216157 has 2 divisors, whose sum is σ = 369216158. Its totient is φ = 369216156.

The previous prime is 369216143. The next prime is 369216257. The reversal of 369216157 is 751612963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206755641 + 162460516 = 14379^2 + 12746^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-369216157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (369216137) 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, 184608078 + 184608079.

It is an arithmetic number, because the mean of its divisors is an integer number (184608079).

Almost surely, 2^369216157 is an apocalyptic number.

It is an amenable number.

369216157 is a deficient number, since it is larger than the sum of its proper divisors (1).

369216157 is an equidigital number, since it uses as much as digits as its factorization.

369216157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 40.

The square root of 369216157 is about 19214.9982305490. The cubic root of 369216157 is about 717.3981171932.

The spelling of 369216157 in words is "three hundred sixty-nine million, two hundred sixteen thousand, one hundred fifty-seven".