424353431 has 2 divisors, whose sum is σ = 424353432. Its totient is φ = 424353430.

The previous prime is 424353373. The next prime is 424353443. The reversal of 424353431 is 134353424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424353431 - 2¹⁴ = 424337047 is a prime.

It is a super-2 number, since 2×424353431² = 360151668802943522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424353394 and 424353403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424359431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212176715 + 212176716.

It is an arithmetic number, because the mean of its divisors is an integer number (212176716).

Almost surely, 2^424353431 is an apocalyptic number.

424353431 is a deficient number, since it is larger than the sum of its proper divisors (1).

424353431 is an equidigital number, since it uses as much as digits as its factorization.

424353431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 29.

The square root of 424353431 is about 20599.8405576354. The cubic root of 424353431 is about 751.4658330965.

The spelling of 424353431 in words is "four hundred twenty-four million, three hundred fifty-three thousand, four hundred thirty-one".