514653989 has 2 divisors, whose sum is σ = 514653990. Its totient is φ = 514653988.

The previous prime is 514653973. The next prime is 514654013. The reversal of 514653989 is 989356415.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374112964 + 140541025 = 19342^2 + 11855^2 .

It is a cyclic number.

It is not a de Polignac number, because 514653989 - 2⁴ = 514653973 is a prime.

It is a super-2 number, since 2×514653989² = 529737456787224242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514653959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257326994 + 257326995.

It is an arithmetic number, because the mean of its divisors is an integer number (257326995).

Almost surely, 2^514653989 is an apocalyptic number.

It is an amenable number.

514653989 is a deficient number, since it is larger than the sum of its proper divisors (1).

514653989 is an equidigital number, since it uses as much as digits as its factorization.

514653989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 50.

The square root of 514653989 is about 22685.9866217011. The cubic root of 514653989 is about 801.3799043988.

The spelling of 514653989 in words is "five hundred fourteen million, six hundred fifty-three thousand, nine hundred eighty-nine".