70496431 has 2 divisors, whose sum is σ = 70496432. Its totient is φ = 70496430.

The previous prime is 70496429. The next prime is 70496443. The reversal of 70496431 is 13469407.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70496431 - 2¹ = 70496429 is a prime.

It is a super-2 number, since 2×70496431² = 9939493567475522, which contains 22 as substring.

Together with 70496429, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70496401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35248215 + 35248216.

It is an arithmetic number, because the mean of its divisors is an integer number (35248216).

Almost surely, 2^70496431 is an apocalyptic number.

70496431 is a deficient number, since it is larger than the sum of its proper divisors (1).

70496431 is an equidigital number, since it uses as much as digits as its factorization.

70496431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 70496431 is about 8396.2152783263. The cubic root of 70496431 is about 413.1004900993.

The spelling of 70496431 in words is "seventy million, four hundred ninety-six thousand, four hundred thirty-one".