340297137 has 12 divisors (see below), whose sum is σ = 507396864. Its totient is φ = 219546360.

The previous prime is 340297123. The next prime is 340297147. The reversal of 340297137 is 731792043.

It is not a de Polignac number, because 340297137 - 2¹¹ = 340295089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340297117) 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 in 11 ways as a sum of consecutive naturals, for example, 609573 + ... + 610130.

It is an arithmetic number, because the mean of its divisors is an integer number (42283072).

Almost surely, 2^340297137 is an apocalyptic number.

It is an amenable number.

340297137 is a deficient number, since it is larger than the sum of its proper divisors (167099727).

340297137 is a wasteful number, since it uses less digits than its factorization.

340297137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219740 (or 1219737 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 340297137 is about 18447.1444131605. The cubic root of 340297137 is about 698.1564667854.

The spelling of 340297137 in words is "three hundred forty million, two hundred ninety-seven thousand, one hundred thirty-seven".