251341423063 has 2 divisors, whose sum is σ = 251341423064. Its totient is φ = 251341423062.

The previous prime is 251341423049. The next prime is 251341423093. The reversal of 251341423063 is 360324143152.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 251341423063 - 2¹³ = 251341414871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (251341423093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125670711531 + 125670711532.

It is an arithmetic number, because the mean of its divisors is an integer number (125670711532).

Almost surely, 2^251341423063 is an apocalyptic number.

251341423063 is a deficient number, since it is larger than the sum of its proper divisors (1).

251341423063 is an equidigital number, since it uses as much as digits as its factorization.

251341423063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 251341423063 in words is "two hundred fifty-one billion, three hundred forty-one million, four hundred twenty-three thousand, sixty-three".