342953431 has 2 divisors, whose sum is σ = 342953432. Its totient is φ = 342953430.

The previous prime is 342953419. The next prime is 342953441. The reversal of 342953431 is 134359243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342953431 - 2¹¹ = 342951383 is a prime.

It is a super-2 number, since 2×342953431² = 235234111669343522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342953411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171476715 + 171476716.

It is an arithmetic number, because the mean of its divisors is an integer number (171476716).

Almost surely, 2^342953431 is an apocalyptic number.

342953431 is a deficient number, since it is larger than the sum of its proper divisors (1).

342953431 is an equidigital number, since it uses as much as digits as its factorization.

342953431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 342953431 is about 18519.0018899508. The cubic root of 342953431 is about 699.9683189743.

The spelling of 342953431 in words is "three hundred forty-two million, nine hundred fifty-three thousand, four hundred thirty-one".