1149425 has 12 divisors (see below), whose sum is σ = 1488000. Its totient is φ = 879120.

The previous prime is 1149413. The next prime is 1149427. The reversal of 1149425 is 5249411.

It is not a de Polignac number, because 1149425 - 2⁴ = 1149409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1149394 and 1149403.

It is not an unprimeable number, because it can be changed into a prime (1149427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 425 + ... + 1574.

It is an arithmetic number, because the mean of its divisors is an integer number (124000).

2^1149425 is an apocalyptic number.

It is an amenable number.

1149425 is a deficient number, since it is larger than the sum of its proper divisors (338575).

1149425 is a wasteful number, since it uses less digits than its factorization.

1149425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032 (or 2027 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1149425 is about 1072.1124008237. The cubic root of 1149425 is about 104.7514909136.

The spelling of 1149425 in words is "one million, one hundred forty-nine thousand, four hundred twenty-five".