1375874275 has 6 divisors (see below), whose sum is σ = 1706084132. Its totient is φ = 1100699400.

The previous prime is 1375874257. The next prime is 1375874293. The reversal of 1375874275 is 5724785731.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1375874257) and next prime (1375874293).

It is not a de Polignac number, because 1375874275 - 2¹¹ = 1375872227 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27517461 + ... + 27517510.

Almost surely, 2^1375874275 is an apocalyptic number.

1375874275 is a deficient number, since it is larger than the sum of its proper divisors (330209857).

1375874275 is an equidigital number, since it uses as much as digits as its factorization.

1375874275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55034981 (or 55034976 counting only the distinct ones).

The product of its digits is 1646400, while the sum is 49.

The square root of 1375874275 is about 37092.7792838445. The cubic root of 1375874275 is about 1112.2256765863.

The spelling of 1375874275 in words is "one billion, three hundred seventy-five million, eight hundred seventy-four thousand, two hundred seventy-five".