1307533913 has 8 divisors (see below), whose sum is σ = 1497299328. Its totient is φ = 1118512224.

The previous prime is 1307533859. The next prime is 1307533919. The reversal of 1307533913 is 3193357031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1307533913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1307533919) 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, 182156 + ... + 189197.

It is an arithmetic number, because the mean of its divisors is an integer number (187162416).

Almost surely, 2^1307533913 is an apocalyptic number.

It is an amenable number.

1307533913 is a deficient number, since it is larger than the sum of its proper divisors (189765415).

1307533913 is an equidigital number, since it uses as much as digits as its factorization.

1307533913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371863.

The product of its (nonzero) digits is 25515, while the sum is 35.

The square root of 1307533913 is about 36159.8383984221. The cubic root of 1307533913 is about 1093.4971461515.

The spelling of 1307533913 in words is "one billion, three hundred seven million, five hundred thirty-three thousand, nine hundred thirteen".