87908603 has 2 divisors, whose sum is σ = 87908604. Its totient is φ = 87908602.

The previous prime is 87908567. The next prime is 87908617. The reversal of 87908603 is 30680978.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87908603 - 2⁸ = 87908347 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (87908693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43954301 + 43954302.

It is an arithmetic number, because the mean of its divisors is an integer number (43954302).

Almost surely, 2^87908603 is an apocalyptic number.

87908603 is a deficient number, since it is larger than the sum of its proper divisors (1).

87908603 is an equidigital number, since it uses as much as digits as its factorization.

87908603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 87908603 is about 9375.9587776398. The cubic root of 87908603 is about 444.6419760536.

The spelling of 87908603 in words is "eighty-seven million, nine hundred eight thousand, six hundred three".