425253521135239 has 2 divisors, whose sum is σ = 425253521135240. Its totient is φ = 425253521135238.

The previous prime is 425253521135197. The next prime is 425253521135341. The reversal of 425253521135239 is 932531125352524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425253521135239 - 2¹⁵ = 425253521102471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425253521135039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212626760567619 + 212626760567620.

It is an arithmetic number, because the mean of its divisors is an integer number (212626760567620).

Almost surely, 2^{425253521135239} is an apocalyptic number.

425253521135239 is a deficient number, since it is larger than the sum of its proper divisors (1).

425253521135239 is an equidigital number, since it uses as much as digits as its factorization.

425253521135239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720000, while the sum is 52.

The spelling of 425253521135239 in words is "four hundred twenty-five trillion, two hundred fifty-three billion, five hundred twenty-one million, one hundred thirty-five thousand, two hundred thirty-nine".