34643012431 has 2 divisors, whose sum is σ = 34643012432. Its totient is φ = 34643012430.

The previous prime is 34643012351. The next prime is 34643012441. The reversal of 34643012431 is 13421034643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34643012431 - 2²¹ = 34640915279 is a prime.

It is a super-2 number, since 2×34643012431² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34643012393 and 34643012402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34643012441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17321506215 + 17321506216.

It is an arithmetic number, because the mean of its divisors is an integer number (17321506216).

Almost surely, 2^34643012431 is an apocalyptic number.

34643012431 is a deficient number, since it is larger than the sum of its proper divisors (1).

34643012431 is an equidigital number, since it uses as much as digits as its factorization.

34643012431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 34643012431 in words is "thirty-four billion, six hundred forty-three million, twelve thousand, four hundred thirty-one".