89102537 has 2 divisors, whose sum is σ = 89102538. Its totient is φ = 89102536.

The previous prime is 89102501. The next prime is 89102569. The reversal of 89102537 is 73520198.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50922496 + 38180041 = 7136^2 + 6179^2 .

It is a cyclic number.

It is not a de Polignac number, because 89102537 - 2⁶ = 89102473 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 89102497 and 89102506.

It is not a weakly prime, because it can be changed into another prime (89102597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44551268 + 44551269.

It is an arithmetic number, because the mean of its divisors is an integer number (44551269).

Almost surely, 2^89102537 is an apocalyptic number.

It is an amenable number.

89102537 is a deficient number, since it is larger than the sum of its proper divisors (1).

89102537 is an equidigital number, since it uses as much as digits as its factorization.

89102537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 89102537 is about 9439.4140178297. The cubic root of 89102537 is about 446.6459050150.

The spelling of 89102537 in words is "eighty-nine million, one hundred two thousand, five hundred thirty-seven".