1146544225 has 12 divisors (see below), whose sum is σ = 1429662960. Its totient is φ = 912107600.

The previous prime is 1146544211. The next prime is 1146544229. The reversal of 1146544225 is 5224456411.

It is not a de Polignac number, because 1146544225 - 2⁵ = 1146544193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1146544229) 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, 123631 + ... + 132580.

It is an arithmetic number, because the mean of its divisors is an integer number (119138580).

Almost surely, 2^1146544225 is an apocalyptic number.

It is an amenable number.

1146544225 is a deficient number, since it is larger than the sum of its proper divisors (283118735).

1146544225 is a wasteful number, since it uses less digits than its factorization.

1146544225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256400 (or 256395 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 1146544225 is about 33860.6589569666. The cubic root of 1146544225 is about 1046.6390569188.

The spelling of 1146544225 in words is "one billion, one hundred forty-six million, five hundred forty-four thousand, two hundred twenty-five".