89487403 has 2 divisors, whose sum is σ = 89487404. Its totient is φ = 89487402.

The previous prime is 89487361. The next prime is 89487413. The reversal of 89487403 is 30478498.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89487403 - 2¹⁷ = 89356331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89487403.

It is not a weakly prime, because it can be changed into another prime (89487413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44743701 + 44743702.

It is an arithmetic number, because the mean of its divisors is an integer number (44743702).

Almost surely, 2^89487403 is an apocalyptic number.

89487403 is a deficient number, since it is larger than the sum of its proper divisors (1).

89487403 is an equidigital number, since it uses as much as digits as its factorization.

89487403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 89487403 is about 9459.7781686465. The cubic root of 89487403 is about 447.2880562683.

The spelling of 89487403 in words is "eighty-nine million, four hundred eighty-seven thousand, four hundred three".