251314423 has 2 divisors, whose sum is σ = 251314424. Its totient is φ = 251314422.

The previous prime is 251314409. The next prime is 251314429. The reversal of 251314423 is 324413152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 251314423 - 2⁵ = 251314391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (251314429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125657211 + 125657212.

It is an arithmetic number, because the mean of its divisors is an integer number (125657212).

Almost surely, 2^251314423 is an apocalyptic number.

251314423 is a deficient number, since it is larger than the sum of its proper divisors (1).

251314423 is an equidigital number, since it uses as much as digits as its factorization.

251314423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 251314423 is about 15852.8995139690. The cubic root of 251314423 is about 631.0626418054.

Adding to 251314423 its reverse (324413152), we get a palindrome (575727575).

The spelling of 251314423 in words is "two hundred fifty-one million, three hundred fourteen thousand, four hundred twenty-three".