89013559 has 2 divisors, whose sum is σ = 89013560. Its totient is φ = 89013558.

The previous prime is 89013523. The next prime is 89013577. The reversal of 89013559 is 95531098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89013559 - 2¹¹ = 89011511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89013959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44506779 + 44506780.

It is an arithmetic number, because the mean of its divisors is an integer number (44506780).

Almost surely, 2^89013559 is an apocalyptic number.

89013559 is a deficient number, since it is larger than the sum of its proper divisors (1).

89013559 is an equidigital number, since it uses as much as digits as its factorization.

89013559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 89013559 is about 9434.6997302511. The cubic root of 89013559 is about 446.4971816202.

The spelling of 89013559 in words is "eighty-nine million, thirteen thousand, five hundred fifty-nine".