1375975903 has 4 divisors (see below), whose sum is σ = 1456915680. Its totient is φ = 1295036128.

The previous prime is 1375975891. The next prime is 1375975919. The reversal of 1375975903 is 3095795731.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1375975903 - 2⁵ = 1375975871 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 (1375975303) 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 3 ways as a sum of consecutive naturals, for example, 40469863 + ... + 40469896.

It is an arithmetic number, because the mean of its divisors is an integer number (364228920).

Almost surely, 2^1375975903 is an apocalyptic number.

1375975903 is a deficient number, since it is larger than the sum of its proper divisors (80939777).

1375975903 is an equidigital number, since it uses as much as digits as its factorization.

1375975903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80939776.

The product of its (nonzero) digits is 893025, while the sum is 49.

The square root of 1375975903 is about 37094.1491747688. The cubic root of 1375975903 is about 1112.2530605051.

The spelling of 1375975903 in words is "one billion, three hundred seventy-five million, nine hundred seventy-five thousand, nine hundred three".