1375013775 has 24 divisors (see below), whose sum is σ = 2285282304. Its totient is φ = 729493600.

The previous prime is 1375013747. The next prime is 1375013779. The reversal of 1375013775 is 5773105731.

It is not a de Polignac number, because 1375013775 - 2²⁰ = 1373965199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375013779) 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 23 ways as a sum of consecutive naturals, for example, 33669 + ... + 62318.

It is an arithmetic number, because the mean of its divisors is an integer number (95220096).

Almost surely, 2^1375013775 is an apocalyptic number.

1375013775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1375013775 is a deficient number, since it is larger than the sum of its proper divisors (910268529).

1375013775 is a wasteful number, since it uses less digits than its factorization.

1375013775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96191 (or 96186 counting only the distinct ones).

The product of its (nonzero) digits is 77175, while the sum is 39.

The square root of 1375013775 is about 37081.1781770752. The cubic root of 1375013775 is about 1111.9937586451.

The spelling of 1375013775 in words is "one billion, three hundred seventy-five million, thirteen thousand, seven hundred seventy-five".