343597031 has 2 divisors, whose sum is σ = 343597032. Its totient is φ = 343597030.

The previous prime is 343597021. The next prime is 343597091. The reversal of 343597031 is 130795343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343597031 - 2¹⁰ = 343596007 is a prime.

It is a super-2 number, since 2×343597031² = 236117839424029922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 343596982 and 343597000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343597021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171798515 + 171798516.

It is an arithmetic number, because the mean of its divisors is an integer number (171798516).

Almost surely, 2^343597031 is an apocalyptic number.

343597031 is a deficient number, since it is larger than the sum of its proper divisors (1).

343597031 is an equidigital number, since it uses as much as digits as its factorization.

343597031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 343597031 is about 18536.3704915498. The cubic root of 343597031 is about 700.4059081185.

The spelling of 343597031 in words is "three hundred forty-three million, five hundred ninety-seven thousand, thirty-one".