514811939 has 2 divisors, whose sum is σ = 514811940. Its totient is φ = 514811938.

The previous prime is 514811929. The next prime is 514811977. The reversal of 514811939 is 939118415.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514811939 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 514811896 and 514811905.

It is not a weakly prime, because it can be changed into another prime (514811929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257405969 + 257405970.

It is an arithmetic number, because the mean of its divisors is an integer number (257405970).

Almost surely, 2^514811939 is an apocalyptic number.

514811939 is a deficient number, since it is larger than the sum of its proper divisors (1).

514811939 is an equidigital number, since it uses as much as digits as its factorization.

514811939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 41.

The square root of 514811939 is about 22689.4675785925. The cubic root of 514811939 is about 801.4618785741.

The spelling of 514811939 in words is "five hundred fourteen million, eight hundred eleven thousand, nine hundred thirty-nine".