1313040037 has 2 divisors, whose sum is σ = 1313040038. Its totient is φ = 1313040036.

The previous prime is 1313040007. The next prime is 1313040041. The reversal of 1313040037 is 7300403131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1229975041 + 83064996 = 35071^2 + 9114^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313040037 - 2⁷ = 1313039909 is a prime.

It is a super-2 number, since 2×1313040037² = 3448148277529922738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313040007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656520018 + 656520019.

It is an arithmetic number, because the mean of its divisors is an integer number (656520019).

Almost surely, 2^1313040037 is an apocalyptic number.

It is an amenable number.

1313040037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313040037 is an equidigital number, since it uses as much as digits as its factorization.

1313040037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 1313040037 is about 36235.8943176514. The cubic root of 1313040037 is about 1095.0299296115.

Adding to 1313040037 its reverse (7300403131), we get a palindrome (8613443168).

The spelling of 1313040037 in words is "one billion, three hundred thirteen million, forty thousand, thirty-seven".