1310040004 has 36 divisors (see below), whose sum is σ = 2837138304. Its totient is φ = 518255712.

The previous prime is 1310039989. The next prime is 1310040013. The reversal of 1310040004 is 4000400131.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133692 + ... + 143155.

Almost surely, 2^1310040004 is an apocalyptic number.

1310040004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1310040004 is an abundant number, since it is smaller than the sum of its proper divisors (1527098300).

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

1310040004 is a wasteful number, since it uses less digits than its factorization.

1310040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276884 (or 276869 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1310040004 is about 36194.4747717107. The cubic root of 1310040004 is about 1094.1953190985.

Adding to 1310040004 its reverse (4000400131), we get a palindrome (5310440135).

The spelling of 1310040004 in words is "one billion, three hundred ten million, forty thousand, four".