70343723 has 2 divisors, whose sum is σ = 70343724. Its totient is φ = 70343722.

The previous prime is 70343717. The next prime is 70343761. The reversal of 70343723 is 32734307.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70343723 is a prime.

It is not a weakly prime, because it can be changed into another prime (70343783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35171861 + 35171862.

It is an arithmetic number, because the mean of its divisors is an integer number (35171862).

Almost surely, 2^70343723 is an apocalyptic number.

70343723 is a deficient number, since it is larger than the sum of its proper divisors (1).

70343723 is an equidigital number, since it uses as much as digits as its factorization.

70343723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 29.

The square root of 70343723 is about 8387.1164889967. The cubic root of 70343723 is about 412.8019910410.

The spelling of 70343723 in words is "seventy million, three hundred forty-three thousand, seven hundred twenty-three".