1310004378 has 24 divisors (see below), whose sum is σ = 2843201088. Its totient is φ = 435920712.

The previous prime is 1310004361. The next prime is 1310004379. The reversal of 1310004378 is 8734000131.

It is a super-2 number, since 2×1310004378² = 3432222940758333768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1310004379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51426 + ... + 72557.

It is an arithmetic number, because the mean of its divisors is an integer number (118466712).

Almost surely, 2^1310004378 is an apocalyptic number.

1310004378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1310004378 is an abundant number, since it is smaller than the sum of its proper divisors (1533196710).

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

1310004378 is a wasteful number, since it uses less digits than its factorization.

1310004378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124578 (or 124575 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1310004378 is about 36193.9826214248. The cubic root of 1310004378 is about 1094.1854002778.

The spelling of 1310004378 in words is "one billion, three hundred ten million, four thousand, three hundred seventy-eight".