89603947 has 2 divisors, whose sum is σ = 89603948. Its totient is φ = 89603946.

The previous prime is 89603911. The next prime is 89603951. The reversal of 89603947 is 74930698.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89603947 - 2¹⁵ = 89571179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89603897 and 89603906.

It is not a weakly prime, because it can be changed into another prime (89603347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44801973 + 44801974.

It is an arithmetic number, because the mean of its divisors is an integer number (44801974).

Almost surely, 2^89603947 is an apocalyptic number.

89603947 is a deficient number, since it is larger than the sum of its proper divisors (1).

89603947 is an equidigital number, since it uses as much as digits as its factorization.

89603947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 89603947 is about 9465.9361396536. The cubic root of 89603947 is about 447.4821473689.

The spelling of 89603947 in words is "eighty-nine million, six hundred three thousand, nine hundred forty-seven".