1307265401 has 4 divisors (see below), whose sum is σ = 1407824292. Its totient is φ = 1206706512.

The previous prime is 1307265359. The next prime is 1307265413. The reversal of 1307265401 is 1045627031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 151265401 + 1156000000 = 12299^2 + 34000^2 .

It is a cyclic number.

It is not a de Polignac number, because 1307265401 - 2²⁶ = 1240156537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1307265431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50279426 + ... + 50279451.

It is an arithmetic number, because the mean of its divisors is an integer number (351956073).

Almost surely, 2^1307265401 is an apocalyptic number.

It is an amenable number.

1307265401 is a deficient number, since it is larger than the sum of its proper divisors (100558891).

1307265401 is a wasteful number, since it uses less digits than its factorization.

1307265401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100558890.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1307265401 is about 36156.1253593357. The cubic root of 1307265401 is about 1093.4222883845.

The spelling of 1307265401 in words is "one billion, three hundred seven million, two hundred sixty-five thousand, four hundred one".