70716479 has 2 divisors, whose sum is σ = 70716480. Its totient is φ = 70716478.

The previous prime is 70716449. The next prime is 70716491. The reversal of 70716479 is 97461707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70716479 - 2⁸ = 70716223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70716449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35358239 + 35358240.

It is an arithmetic number, because the mean of its divisors is an integer number (35358240).

Almost surely, 2^70716479 is an apocalyptic number.

70716479 is a deficient number, since it is larger than the sum of its proper divisors (1).

70716479 is an equidigital number, since it uses as much as digits as its factorization.

70716479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 70716479 is about 8409.3090679318. The cubic root of 70716479 is about 413.5298618108.

The spelling of 70716479 in words is "seventy million, seven hundred sixteen thousand, four hundred seventy-nine".