5900665987 has 2 divisors, whose sum is σ = 5900665988. Its totient is φ = 5900665986.

The previous prime is 5900665961. The next prime is 5900666021. The reversal of 5900665987 is 7895660095.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5900665987 is a prime.

It is not a weakly prime, because it can be changed into another prime (5900665937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2950332993 + 2950332994.

It is an arithmetic number, because the mean of its divisors is an integer number (2950332994).

Almost surely, 2^5900665987 is an apocalyptic number.

5900665987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5900665987 is an equidigital number, since it uses as much as digits as its factorization.

5900665987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4082400, while the sum is 55.

The square root of 5900665987 is about 76815.7925624673. The cubic root of 5900665987 is about 1807.0368564680.

The spelling of 5900665987 in words is "five billion, nine hundred million, six hundred sixty-five thousand, nine hundred eighty-seven".