1311463741 has 16 divisors (see below), whose sum is σ = 1527223680. Its totient is φ = 1102881600.

The previous prime is 1311463721. The next prime is 1311463763. The reversal of 1311463741 is 1473641131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1311463741 - 2⁵ = 1311463709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311463721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227191 + ... + 232891.

It is an arithmetic number, because the mean of its divisors is an integer number (95451480).

Almost surely, 2^1311463741 is an apocalyptic number.

It is an amenable number.

1311463741 is a deficient number, since it is larger than the sum of its proper divisors (215759939).

1311463741 is an equidigital number, since it uses as much as digits as its factorization.

1311463741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6324.

The product of its digits is 6048, while the sum is 31.

The square root of 1311463741 is about 36214.1373085153. The cubic root of 1311463741 is about 1094.5915620495.

The spelling of 1311463741 in words is "one billion, three hundred eleven million, four hundred sixty-three thousand, seven hundred forty-one".