1266425 has 12 divisors (see below), whose sum is σ = 1584720. Its totient is φ = 1003920.

The previous prime is 1266413. The next prime is 1266431. The reversal of 1266425 is 5246621.

It is not a de Polignac number, because 1266425 - 2⁴ = 1266409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1266394 and 1266403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4334 + ... + 4616.

It is an arithmetic number, because the mean of its divisors is an integer number (132060).

2^1266425 is an apocalyptic number.

It is an amenable number.

1266425 is a deficient number, since it is larger than the sum of its proper divisors (318295).

1266425 is a wasteful number, since it uses less digits than its factorization.

1266425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 467 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 1266425 is about 1125.3554993867. The cubic root of 1266425 is about 108.1915040770.

The spelling of 1266425 in words is "one million, two hundred sixty-six thousand, four hundred twenty-five".