1254466225 has 12 divisors (see below), whose sum is σ = 1563603916. Its totient is φ = 998369280.

The previous prime is 1254466139. The next prime is 1254466229. The reversal of 1254466225 is 5226644521.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 392515344 + 861950881 = 19812^2 + 29359^2 .

It is not a de Polignac number, because 1254466225 - 2⁷ = 1254466097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1254466229) 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, 125172 + ... + 134821.

Almost surely, 2^1254466225 is an apocalyptic number.

It is an amenable number.

1254466225 is a deficient number, since it is larger than the sum of its proper divisors (309137691).

1254466225 is a wasteful number, since it uses less digits than its factorization.

1254466225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260196 (or 260191 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 1254466225 is about 35418.4447004665. Note that the first 3 decimals coincide. The cubic root of 1254466225 is about 1078.4987787230.

The spelling of 1254466225 in words is "one billion, two hundred fifty-four million, four hundred sixty-six thousand, two hundred twenty-five".