514431901 has 2 divisors, whose sum is σ = 514431902. Its totient is φ = 514431900.

The previous prime is 514431877. The next prime is 514431913. The reversal of 514431901 is 109134415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494172900 + 20259001 = 22230^2 + 4501^2 .

It is a cyclic number.

It is not a de Polignac number, because 514431901 - 2⁹ = 514431389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 514431901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514438901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257215950 + 257215951.

It is an arithmetic number, because the mean of its divisors is an integer number (257215951).

Almost surely, 2^514431901 is an apocalyptic number.

It is an amenable number.

514431901 is a deficient number, since it is larger than the sum of its proper divisors (1).

514431901 is an equidigital number, since it uses as much as digits as its factorization.

514431901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 514431901 is about 22681.0912656336. The cubic root of 514431901 is about 801.2646149870.

The spelling of 514431901 in words is "five hundred fourteen million, four hundred thirty-one thousand, nine hundred one".