89070539 has 2 divisors, whose sum is σ = 89070540. Its totient is φ = 89070538.

The previous prime is 89070517. The next prime is 89070547. The reversal of 89070539 is 93507098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89070539 - 2¹² = 89066443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89070496 and 89070505.

It is not a weakly prime, because it can be changed into another prime (89072539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44535269 + 44535270.

It is an arithmetic number, because the mean of its divisors is an integer number (44535270).

Almost surely, 2^89070539 is an apocalyptic number.

89070539 is a deficient number, since it is larger than the sum of its proper divisors (1).

89070539 is an equidigital number, since it uses as much as digits as its factorization.

89070539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 89070539 is about 9437.7189511025. The cubic root of 89070539 is about 446.5924329618.

The spelling of 89070539 in words is "eighty-nine million, seventy thousand, five hundred thirty-nine".