1374775407 has 12 divisors (see below), whose sum is σ = 1996185984. Its totient is φ = 911717280.

The previous prime is 1374775399. The next prime is 1374775411. The reversal of 1374775407 is 7045774731.

It is a happy number.

1374775407 is a `hidden beast` number, since 1 + 37 + 4 + 77 + 540 + 7 = 666.

It is not a de Polignac number, because 1374775407 - 2³ = 1374775399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374775417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398158 + ... + 401595.

It is an arithmetic number, because the mean of its divisors is an integer number (166348832).

Almost surely, 2^1374775407 is an apocalyptic number.

1374775407 is a deficient number, since it is larger than the sum of its proper divisors (621410577).

1374775407 is a wasteful number, since it uses less digits than its factorization.

1374775407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799950 (or 799947 counting only the distinct ones).

The product of its (nonzero) digits is 576240, while the sum is 45.

The square root of 1374775407 is about 37077.9639004086. The cubic root of 1374775407 is about 1111.9294977018.

It can be divided in two parts, 137477 and 5407, that added together give a square (142884 = 378²).

The spelling of 1374775407 in words is "one billion, three hundred seventy-four million, seven hundred seventy-five thousand, four hundred seven".