1275752 has 8 divisors (see below), whose sum is σ = 2392050. Its totient is φ = 637872.

The previous prime is 1275751. The next prime is 1275779. The reversal of 1275752 is 2575721.

It can be written as a sum of positive squares in only one way, i.e., 1110916 + 164836 = 1054^2 + 406^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1275751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79727 + ... + 79742.

2^1275752 is an apocalyptic number.

It is an amenable number.

1275752 is a deficient number, since it is larger than the sum of its proper divisors (1116298).

1275752 is a wasteful number, since it uses less digits than its factorization.

1275752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159475 (or 159471 counting only the distinct ones).

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

The square root of 1275752 is about 1129.4919211752. The cubic root of 1275752 is about 108.4564585637.

The spelling of 1275752 in words is "one million, two hundred seventy-five thousand, seven hundred fifty-two".