1376794133 has 16 divisors (see below), whose sum is σ = 1635681600. Its totient is φ = 1142359680.

The previous prime is 1376794129. The next prime is 1376794141. The reversal of 1376794133 is 3314976731.

It is not a de Polignac number, because 1376794133 - 2² = 1376794129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1376794163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41363 + ... + 66816.

It is an arithmetic number, because the mean of its divisors is an integer number (102230100).

Almost surely, 2^1376794133 is an apocalyptic number.

1376794133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1376794133 is a deficient number, since it is larger than the sum of its proper divisors (258887467).

1376794133 is a wasteful number, since it uses less digits than its factorization.

1376794133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108292.

The product of its digits is 285768, while the sum is 44.

The square root of 1376794133 is about 37105.1766334564. The cubic root of 1376794133 is about 1112.4734855104.

The spelling of 1376794133 in words is "one billion, three hundred seventy-six million, seven hundred ninety-four thousand, one hundred thirty-three".