70572743 has 2 divisors, whose sum is σ = 70572744. Its totient is φ = 70572742.

The previous prime is 70572739. The next prime is 70572751. The reversal of 70572743 is 34727507.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70572743 - 2² = 70572739 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70572143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35286371 + 35286372.

It is an arithmetic number, because the mean of its divisors is an integer number (35286372).

Almost surely, 2^70572743 is an apocalyptic number.

70572743 is a deficient number, since it is larger than the sum of its proper divisors (1).

70572743 is an equidigital number, since it uses as much as digits as its factorization.

70572743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 70572743 is about 8400.7584776614. The cubic root of 70572743 is about 413.2494960180.

The spelling of 70572743 in words is "seventy million, five hundred seventy-two thousand, seven hundred forty-three".