1313252027 has 2 divisors, whose sum is σ = 1313252028. Its totient is φ = 1313252026.

The previous prime is 1313251991. The next prime is 1313252029. The reversal of 1313252027 is 7202523131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313252027 - 2¹⁶ = 1313186491 is a prime.

Together with 1313252029, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313251987 and 1313252005.

It is not a weakly prime, because it can be changed into another prime (1313252029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656626013 + 656626014.

It is an arithmetic number, because the mean of its divisors is an integer number (656626014).

Almost surely, 2^1313252027 is an apocalyptic number.

1313252027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313252027 is an equidigital number, since it uses as much as digits as its factorization.

1313252027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1313252027 is about 36238.8193378316. The cubic root of 1313252027 is about 1095.0888572138.

Adding to 1313252027 its reverse (7202523131), we get a palindrome (8515775158).

The spelling of 1313252027 in words is "one billion, three hundred thirteen million, two hundred fifty-two thousand, twenty-seven".