70173343 has 2 divisors, whose sum is σ = 70173344. Its totient is φ = 70173342.

The previous prime is 70173329. The next prime is 70173353. The reversal of 70173343 is 34337107.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70173343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70173353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35086671 + 35086672.

It is an arithmetic number, because the mean of its divisors is an integer number (35086672).

Almost surely, 2^70173343 is an apocalyptic number.

70173343 is a deficient number, since it is larger than the sum of its proper divisors (1).

70173343 is an equidigital number, since it uses as much as digits as its factorization.

70173343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 70173343 is about 8376.9530856989. The cubic root of 70173343 is about 412.4684381116.

The spelling of 70173343 in words is "seventy million, one hundred seventy-three thousand, three hundred forty-three".