32430430631 has 2 divisors, whose sum is σ = 32430430632. Its totient is φ = 32430430630.

The previous prime is 32430430621. The next prime is 32430430639. The reversal of 32430430631 is 13603403423.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (13603403423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32430430631 is a prime.

It is a super-2 number, since 2×32430430631² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32430430594 and 32430430603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32430430639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16215215315 + 16215215316.

It is an arithmetic number, because the mean of its divisors is an integer number (16215215316).

Almost surely, 2^32430430631 is an apocalyptic number.

32430430631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32430430631 is an equidigital number, since it uses as much as digits as its factorization.

32430430631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 29.

The spelling of 32430430631 in words is "thirty-two billion, four hundred thirty million, four hundred thirty thousand, six hundred thirty-one".