1144949598 has 48 divisors (see below), whose sum is σ = 2757745536. Its totient is φ = 340925760.

The previous prime is 1144949581. The next prime is 1144949623. The reversal of 1144949598 is 8959494411.

1144949598 is a `hidden beast` number, since 1 + 1 + 4 + 4 + 9 + 49 + 598 = 666.

1144949598 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71665 + ... + 86172.

It is an arithmetic number, because the mean of its divisors is an integer number (57453032).

Almost surely, 2^1144949598 is an apocalyptic number.

1144949598 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1144949598 is an abundant number, since it is smaller than the sum of its proper divisors (1612795938).

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

1144949598 is a wasteful number, since it uses less digits than its factorization.

1144949598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157889 (or 157886 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 1144949598 is about 33837.1038654315. The cubic root of 1144949598 is about 1046.1536058809.

The spelling of 1144949598 in words is "one billion, one hundred forty-four million, nine hundred forty-nine thousand, five hundred ninety-eight".