354861137 has 2 divisors, whose sum is σ = 354861138. Its totient is φ = 354861136.

The previous prime is 354861049. The next prime is 354861151. The reversal of 354861137 is 731168453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239599441 + 115261696 = 15479^2 + 10736^2 .

It is a cyclic number.

It is not a de Polignac number, because 354861137 - 2¹⁴ = 354844753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354861137.

It is not a weakly prime, because it can be changed into another prime (354861167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177430568 + 177430569.

It is an arithmetic number, because the mean of its divisors is an integer number (177430569).

Almost surely, 2^354861137 is an apocalyptic number.

It is an amenable number.

354861137 is a deficient number, since it is larger than the sum of its proper divisors (1).

354861137 is an equidigital number, since it uses as much as digits as its factorization.

354861137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The square root of 354861137 is about 18837.7582795831. The cubic root of 354861137 is about 707.9775393994.

The spelling of 354861137 in words is "three hundred fifty-four million, eight hundred sixty-one thousand, one hundred thirty-seven".