1144725684 has 48 divisors (see below), whose sum is σ = 2764297536. Its totient is φ = 368409600.

The previous prime is 1144725683. The next prime is 1144725763. The reversal of 1144725684 is 4865274411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144725683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48324 + ... + 68004.

It is an arithmetic number, because the mean of its divisors is an integer number (57589532).

Almost surely, 2^1144725684 is an apocalyptic number.

It is an amenable number.

1144725684 is an abundant number, since it is smaller than the sum of its proper divisors (1619571852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144725684 is a wasteful number, since it uses less digits than its factorization.

1144725684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19856 (or 19854 counting only the distinct ones).

The product of its digits is 215040, while the sum is 42.

The square root of 1144725684 is about 33833.7949984923. The cubic root of 1144725684 is about 1046.0854038363.

The spelling of 1144725684 in words is "one billion, one hundred forty-four million, seven hundred twenty-five thousand, six hundred eighty-four".