343379137 has 2 divisors, whose sum is σ = 343379138. Its totient is φ = 343379136.

The previous prime is 343379131. The next prime is 343379147. The reversal of 343379137 is 731973343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215032896 + 128346241 = 14664^2 + 11329^2 .

It is a cyclic number.

It is not a de Polignac number, because 343379137 - 2⁷ = 343379009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343379137.

It is not a weakly prime, because it can be changed into another prime (343379131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171689568 + 171689569.

It is an arithmetic number, because the mean of its divisors is an integer number (171689569).

Almost surely, 2^343379137 is an apocalyptic number.

It is an amenable number.

343379137 is a deficient number, since it is larger than the sum of its proper divisors (1).

343379137 is an equidigital number, since it uses as much as digits as its factorization.

343379137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 142884, while the sum is 40.

The square root of 343379137 is about 18530.4920873678. The cubic root of 343379137 is about 700.2578213551.

The spelling of 343379137 in words is "three hundred forty-three million, three hundred seventy-nine thousand, one hundred thirty-seven".