1253276131 has 2 divisors, whose sum is σ = 1253276132. Its totient is φ = 1253276130.

The previous prime is 1253276117. The next prime is 1253276147. The reversal of 1253276131 is 1316723521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1253276131 - 2¹¹ = 1253274083 is a prime.

It is a super-2 number, since 2×1253276131² = 3141402121068658322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1253276093 and 1253276102.

It is not a weakly prime, because it can be changed into another prime (1253276161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626638065 + 626638066.

It is an arithmetic number, because the mean of its divisors is an integer number (626638066).

Almost surely, 2^1253276131 is an apocalyptic number.

1253276131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253276131 is an equidigital number, since it uses as much as digits as its factorization.

1253276131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 31.

The square root of 1253276131 is about 35401.6402303622. The cubic root of 1253276131 is about 1078.1576187412.

Adding to 1253276131 its reverse (1316723521), we get a palindrome (2569999652).

The spelling of 1253276131 in words is "one billion, two hundred fifty-three million, two hundred seventy-six thousand, one hundred thirty-one".