1375273413 has 24 divisors (see below), whose sum is σ = 2001587328. Its totient is φ = 909916992.

The previous prime is 1375273369. The next prime is 1375273433. The reversal of 1375273413 is 3143725731.

1375273413 is a `hidden beast` number, since 1 + 375 + 273 + 4 + 13 = 666.

It is not a de Polignac number, because 1375273413 - 2⁶ = 1375273349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375273433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 768706 + ... + 770492.

It is an arithmetic number, because the mean of its divisors is an integer number (83399472).

Almost surely, 2^1375273413 is an apocalyptic number.

It is an amenable number.

1375273413 is a deficient number, since it is larger than the sum of its proper divisors (626313915).

1375273413 is a wasteful number, since it uses less digits than its factorization.

1375273413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393 (or 2390 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 1375273413 is about 37084.6789523652. The cubic root of 1375273413 is about 1112.0637452567.

The spelling of 1375273413 in words is "one billion, three hundred seventy-five million, two hundred seventy-three thousand, four hundred thirteen".