1275575 has 24 divisors (see below), whose sum is σ = 1865952. Its totient is φ = 846720.

The previous prime is 1275569. The next prime is 1275583. The reversal of 1275575 is 5755721.

It is not a de Polignac number, because 1275575 - 2⁴ = 1275559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6377 + ... + 6573.

It is an arithmetic number, because the mean of its divisors is an integer number (77748).

2^1275575 is an apocalyptic number.

1275575 is a deficient number, since it is larger than the sum of its proper divisors (590377).

1275575 is a wasteful number, since it uses less digits than its factorization.

1275575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 246 counting only the distinct ones).

The product of its digits is 12250, while the sum is 32.

The square root of 1275575 is about 1129.4135646432. The cubic root of 1275575 is about 108.4514425207.

The spelling of 1275575 in words is "one million, two hundred seventy-five thousand, five hundred seventy-five".