1310404144 has 40 divisors (see below), whose sum is σ = 2903404448. Its totient is φ = 561254400.

The previous prime is 1310404127. The next prime is 1310404153. The reversal of 1310404144 is 4414040131.

It is a super-2 number, since 2×1310404144² = 3434318041224745472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270544 + ... + 275344.

Almost surely, 2^1310404144 is an apocalyptic number.

1310404144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1310404144 is an abundant number, since it is smaller than the sum of its proper divisors (1593000304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310404144 is a wasteful number, since it uses less digits than its factorization.

1310404144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7253 (or 7247 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1310404144 is about 36199.5047479934. The cubic root of 1310404144 is about 1094.2966909067.

Adding to 1310404144 its reverse (4414040131), we get a palindrome (5724444275).

The spelling of 1310404144 in words is "one billion, three hundred ten million, four hundred four thousand, one hundred forty-four".