1252477 has 4 divisors (see below), whose sum is σ = 1257916. Its totient is φ = 1247040.

The previous prime is 1252469. The next prime is 1252483. The reversal of 1252477 is 7742521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 763876 + 488601 = 874^2 + 699^2 .

It is a cyclic number.

It is not a de Polignac number, because 1252477 - 2³ = 1252469 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 (1252457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358 + ... + 2839.

It is an arithmetic number, because the mean of its divisors is an integer number (314479).

2^1252477 is an apocalyptic number.

It is an amenable number.

1252477 is a deficient number, since it is larger than the sum of its proper divisors (5439).

1252477 is an equidigital number, since it uses as much as digits as its factorization.

1252477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5438.

The product of its digits is 3920, while the sum is 28.

The square root of 1252477 is about 1119.1411885906. The cubic root of 1252477 is about 107.7928413502.

Adding to 1252477 its reverse (7742521), we get a palindrome (8994998).

The spelling of 1252477 in words is "one million, two hundred fifty-two thousand, four hundred seventy-seven".