361456157 has 2 divisors, whose sum is σ = 361456158. Its totient is φ = 361456156.

The previous prime is 361456141. The next prime is 361456163. The reversal of 361456157 is 751654163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258920281 + 102535876 = 16091^2 + 10126^2 .

It is a cyclic number.

It is not a de Polignac number, because 361456157 - 2⁴ = 361456141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 361456157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361456657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180728078 + 180728079.

It is an arithmetic number, because the mean of its divisors is an integer number (180728079).

Almost surely, 2^361456157 is an apocalyptic number.

It is an amenable number.

361456157 is a deficient number, since it is larger than the sum of its proper divisors (1).

361456157 is an equidigital number, since it uses as much as digits as its factorization.

361456157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The square root of 361456157 is about 19012.0003418893. Note that the first 3 decimals coincide. The cubic root of 361456157 is about 712.3365178219.

The spelling of 361456157 in words is "three hundred sixty-one million, four hundred fifty-six thousand, one hundred fifty-seven".