1252775 has 6 divisors (see below), whose sum is σ = 1553472. Its totient is φ = 1002200.

The previous prime is 1252751. The next prime is 1252777. The reversal of 1252775 is 5772521.

It is not a de Polignac number, because 1252775 - 2⁶ = 1252711 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 (1252777) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25031 + ... + 25080.

It is an arithmetic number, because the mean of its divisors is an integer number (258912).

2^1252775 is an apocalyptic number.

1252775 is a deficient number, since it is larger than the sum of its proper divisors (300697).

1252775 is an equidigital number, since it uses as much as digits as its factorization.

1252775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50121 (or 50116 counting only the distinct ones).

The product of its digits is 4900, while the sum is 29.

The square root of 1252775 is about 1119.2743184760. The cubic root of 1252775 is about 107.8013896693.

The spelling of 1252775 in words is "one million, two hundred fifty-two thousand, seven hundred seventy-five".