340330537 has 2 divisors, whose sum is σ = 340330538. Its totient is φ = 340330536.

The previous prime is 340330483. The next prime is 340330541. The reversal of 340330537 is 735033043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261760041 + 78570496 = 16179^2 + 8864^2 .

It is a cyclic number.

It is not a de Polignac number, because 340330537 - 2¹⁹ = 339806249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340330547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170165268 + 170165269.

It is an arithmetic number, because the mean of its divisors is an integer number (170165269).

Almost surely, 2^340330537 is an apocalyptic number.

It is an amenable number.

340330537 is a deficient number, since it is larger than the sum of its proper divisors (1).

340330537 is an equidigital number, since it uses as much as digits as its factorization.

340330537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 28.

The square root of 340330537 is about 18448.0496801152. The cubic root of 340330537 is about 698.1793072784.

The spelling of 340330537 in words is "three hundred forty million, three hundred thirty thousand, five hundred thirty-seven".