1253420025031 has 2 divisors, whose sum is σ = 1253420025032. Its totient is φ = 1253420025030.

The previous prime is 1253420024939. The next prime is 1253420025049. The reversal of 1253420025031 is 1305200243521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1253420025031 - 2⁷ = 1253420024903 is a prime.

It is a super-2 number, since 2×1253420025031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253420065031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626710012515 + 626710012516.

It is an arithmetic number, because the mean of its divisors is an integer number (626710012516).

Almost surely, 2^{1253420025031} is an apocalyptic number.

1253420025031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253420025031 is an equidigital number, since it uses as much as digits as its factorization.

1253420025031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 1253420025031 its reverse (1305200243521), we get a palindrome (2558620268552).

The spelling of 1253420025031 in words is "one trillion, two hundred fifty-three billion, four hundred twenty million, twenty-five thousand, thirty-one".