1172425 has 12 divisors (see below), whose sum is σ = 1517760. Its totient is φ = 896720.

The previous prime is 1172417. The next prime is 1172429. The reversal of 1172425 is 5242711.

It is a happy number.

It is not a de Polignac number, because 1172425 - 2³ = 1172417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1172396 and 1172405.

It is not an unprimeable number, because it can be changed into a prime (1172429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445 + ... + 1594.

It is an arithmetic number, because the mean of its divisors is an integer number (126480).

2^1172425 is an apocalyptic number.

It is an amenable number.

1172425 is a deficient number, since it is larger than the sum of its proper divisors (345335).

1172425 is a wasteful number, since it uses less digits than its factorization.

1172425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072 (or 2067 counting only the distinct ones).

The product of its digits is 560, while the sum is 22.

The square root of 1172425 is about 1082.7857590493. The cubic root of 1172425 is about 105.4455743774.

The spelling of 1172425 in words is "one million, one hundred seventy-two thousand, four hundred twenty-five".