1307403340 has 24 divisors (see below), whose sum is σ = 2748426912. Its totient is φ = 522412800.

The previous prime is 1307403337. The next prime is 1307403341. The reversal of 1307403340 is 433047031.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1307403341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14461 + ... + 53140.

It is an arithmetic number, because the mean of its divisors is an integer number (114517788).

Almost surely, 2^1307403340 is an apocalyptic number.

1307403340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1307403340 is an abundant number, since it is smaller than the sum of its proper divisors (1441023572).

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

1307403340 is a wasteful number, since it uses less digits than its factorization.

1307403340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68577 (or 68575 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 1307403340 is about 36158.0328557846. The cubic root of 1307403340 is about 1093.4607453223.

The spelling of 1307403340 in words is "one billion, three hundred seven million, four hundred three thousand, three hundred forty".