5100989 has 2 divisors, whose sum is σ = 5100990. Its totient is φ = 5100988.

The previous prime is 5100973. The next prime is 5101007. The reversal of 5100989 is 9890015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4169764 + 931225 = 2042^2 + 965^2 .

It is a cyclic number.

It is not a de Polignac number, because 5100989 - 2⁴ = 5100973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5100929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550494 + 2550495.

It is an arithmetic number, because the mean of its divisors is an integer number (2550495).

Almost surely, 2^5100989 is an apocalyptic number.

It is an amenable number.

5100989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5100989 is an equidigital number, since it uses as much as digits as its factorization.

5100989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 5100989 is about 2258.5369157931. The cubic root of 5100989 is about 172.1411879307.

The spelling of 5100989 in words is "five million, one hundred thousand, nine hundred eighty-nine".