355400137 has 2 divisors, whose sum is σ = 355400138. Its totient is φ = 355400136.

The previous prime is 355400119. The next prime is 355400159. The reversal of 355400137 is 731004553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257409936 + 97990201 = 16044^2 + 9899^2 .

It is a cyclic number.

It is not a de Polignac number, because 355400137 - 2¹¹ = 355398089 is a prime.

It is not a weakly prime, because it can be changed into another prime (355400167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177700068 + 177700069.

It is an arithmetic number, because the mean of its divisors is an integer number (177700069).

Almost surely, 2^355400137 is an apocalyptic number.

It is an amenable number.

355400137 is a deficient number, since it is larger than the sum of its proper divisors (1).

355400137 is an equidigital number, since it uses as much as digits as its factorization.

355400137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 355400137 is about 18852.0592243924. The cubic root of 355400137 is about 708.3358080406.

The spelling of 355400137 in words is "three hundred fifty-five million, four hundred thousand, one hundred thirty-seven".