354131137 has 2 divisors, whose sum is σ = 354131138. Its totient is φ = 354131136.

The previous prime is 354131119. The next prime is 354131143. The reversal of 354131137 is 731131453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216796176 + 137334961 = 14724^2 + 11719^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354131137 is a prime.

It is not a weakly prime, because it can be changed into another prime (354131537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177065568 + 177065569.

It is an arithmetic number, because the mean of its divisors is an integer number (177065569).

Almost surely, 2^354131137 is an apocalyptic number.

It is an amenable number.

354131137 is a deficient number, since it is larger than the sum of its proper divisors (1).

354131137 is an equidigital number, since it uses as much as digits as its factorization.

354131137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 28.

The square root of 354131137 is about 18818.3723260010. The cubic root of 354131137 is about 707.4917358472.

The spelling of 354131137 in words is "three hundred fifty-four million, one hundred thirty-one thousand, one hundred thirty-seven".