1225473712 has 10 divisors (see below), whose sum is σ = 2374355348. Its totient is φ = 612736848.

The previous prime is 1225473701. The next prime is 1225473721. The reversal of 1225473712 is 2173745221.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38296038 + ... + 38296069.

Almost surely, 2^1225473712 is an apocalyptic number.

It is an amenable number.

1225473712 is a deficient number, since it is larger than the sum of its proper divisors (1148881636).

1225473712 is an equidigital number, since it uses as much as digits as its factorization.

1225473712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76592115 (or 76592109 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 1225473712 is about 35006.7666601759. The cubic root of 1225473712 is about 1070.1253854869.

The spelling of 1225473712 in words is "one billion, two hundred twenty-five million, four hundred seventy-three thousand, seven hundred twelve".