1376275953 has 16 divisors (see below), whose sum is σ = 2092438656. Its totient is φ = 797118720.

The previous prime is 1376275951. The next prime is 1376275991. The reversal of 1376275953 is 3595726731.

It is not a de Polignac number, because 1376275953 - 2¹ = 1376275951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1376275951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1037253 + ... + 1038578.

It is an arithmetic number, because the mean of its divisors is an integer number (130777416).

Almost surely, 2^1376275953 is an apocalyptic number.

1376275953 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1376275953 is a deficient number, since it is larger than the sum of its proper divisors (716162703).

1376275953 is a wasteful number, since it uses less digits than its factorization.

1376275953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075864.

The product of its digits is 1190700, while the sum is 48.

The square root of 1376275953 is about 37098.1933926708. The cubic root of 1376275953 is about 1112.3339018616. Note that the first 3 decimals are identical.

The spelling of 1376275953 in words is "one billion, three hundred seventy-six million, two hundred seventy-five thousand, nine hundred fifty-three".