345795137 has 2 divisors, whose sum is σ = 345795138. Its totient is φ = 345795136.

The previous prime is 345795119. The next prime is 345795157. The reversal of 345795137 is 731597543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286828096 + 58967041 = 16936^2 + 7679^2 .

It is an emirp because it is prime and its reverse (731597543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345795137 - 2²⁰ = 344746561 is a prime.

It is a Chen prime.

It is equal to p_18589760 and since 345795137 and 18589760 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (345795157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172897568 + 172897569.

It is an arithmetic number, because the mean of its divisors is an integer number (172897569).

Almost surely, 2^345795137 is an apocalyptic number.

It is an amenable number.

345795137 is a deficient number, since it is larger than the sum of its proper divisors (1).

345795137 is an equidigital number, since it uses as much as digits as its factorization.

345795137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 396900, while the sum is 44.

The square root of 345795137 is about 18595.5676708188. The cubic root of 345795137 is about 701.8963119611.

The spelling of 345795137 in words is "three hundred forty-five million, seven hundred ninety-five thousand, one hundred thirty-seven".