352311431 has 2 divisors, whose sum is σ = 352311432. Its totient is φ = 352311430.

The previous prime is 352311403. The next prime is 352311437. The reversal of 352311431 is 134113253.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 352311431 - 2⁶ = 352311367 is a prime.

It is a super-2 number, since 2×352311431² = 248246688826535522, 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 = 352311397 and 352311406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (352311437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176155715 + 176155716.

It is an arithmetic number, because the mean of its divisors is an integer number (176155716).

Almost surely, 2^352311431 is an apocalyptic number.

352311431 is a deficient number, since it is larger than the sum of its proper divisors (1).

352311431 is an equidigital number, since it uses as much as digits as its factorization.

352311431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 352311431 is about 18769.9608683662. The cubic root of 352311431 is about 706.2778367288.

Adding to 352311431 its reverse (134113253), we get a palindrome (486424684).

The spelling of 352311431 in words is "three hundred fifty-two million, three hundred eleven thousand, four hundred thirty-one".