514233403991 has 2 divisors, whose sum is σ = 514233403992. Its totient is φ = 514233403990.

The previous prime is 514233403987. The next prime is 514233404051. The reversal of 514233403991 is 199304332415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 514233403991 - 2² = 514233403987 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514233903991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257116701995 + 257116701996.

It is an arithmetic number, because the mean of its divisors is an integer number (257116701996).

Almost surely, 2^514233403991 is an apocalyptic number.

514233403991 is a deficient number, since it is larger than the sum of its proper divisors (1).

514233403991 is an equidigital number, since it uses as much as digits as its factorization.

514233403991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 514233403991 in words is "five hundred fourteen billion, two hundred thirty-three million, four hundred three thousand, nine hundred ninety-one".