1144563504 has 80 divisors (see below), whose sum is σ = 3383235840. Its totient is φ = 326626560.

The previous prime is 1144563491. The next prime is 1144563509. The reversal of 1144563504 is 4053654411.

It is a super-2 number, since 2×1144563504² = 2620051229377516032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1144563509) 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, 392002 + ... + 394910.

It is an arithmetic number, because the mean of its divisors is an integer number (42290448).

Almost surely, 2^1144563504 is an apocalyptic number.

1144563504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1144563504 is an abundant number, since it is smaller than the sum of its proper divisors (2238672336).

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

1144563504 is a wasteful number, since it uses less digits than its factorization.

1144563504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098 (or 4092 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1144563504 is about 33831.3981975324. The cubic root of 1144563504 is about 1046.0359998188.

The spelling of 1144563504 in words is "one billion, one hundred forty-four million, five hundred sixty-three thousand, five hundred four".