70528583 has 2 divisors, whose sum is σ = 70528584. Its totient is φ = 70528582.

The previous prime is 70528573. The next prime is 70528657. The reversal of 70528583 is 38582507.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70528583 - 2⁶ = 70528519 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70528543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35264291 + 35264292.

It is an arithmetic number, because the mean of its divisors is an integer number (35264292).

Almost surely, 2^70528583 is an apocalyptic number.

70528583 is a deficient number, since it is larger than the sum of its proper divisors (1).

70528583 is an equidigital number, since it uses as much as digits as its factorization.

70528583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 70528583 is about 8398.1297322678. The cubic root of 70528583 is about 413.1632828207.

The spelling of 70528583 in words is "seventy million, five hundred twenty-eight thousand, five hundred eighty-three".