70313723 has 2 divisors, whose sum is σ = 70313724. Its totient is φ = 70313722.

The previous prime is 70313701. The next prime is 70313741. The reversal of 70313723 is 32731307.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70313723 - 2¹⁰ = 70312699 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70313692 and 70313701.

It is not a weakly prime, because it can be changed into another prime (70313123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35156861 + 35156862.

It is an arithmetic number, because the mean of its divisors is an integer number (35156862).

Almost surely, 2^70313723 is an apocalyptic number.

70313723 is a deficient number, since it is larger than the sum of its proper divisors (1).

70313723 is an equidigital number, since it uses as much as digits as its factorization.

70313723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2646, while the sum is 26.

The square root of 70313723 is about 8385.3278409374. The cubic root of 70313723 is about 412.7432991392.

The spelling of 70313723 in words is "seventy million, three hundred thirteen thousand, seven hundred twenty-three".