1144329998 has 32 divisors (see below), whose sum is σ = 1978214400. Its totient is φ = 486319680.

The previous prime is 1144329997. The next prime is 1144330037. The reversal of 1144329998 is 8999234411.

It is a super-2 number, since 2×1144329998² = 2618982288645360008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144329997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1200290 + ... + 1201242.

It is an arithmetic number, because the mean of its divisors is an integer number (61819200).

Almost surely, 2^1144329998 is an apocalyptic number.

1144329998 is a deficient number, since it is larger than the sum of its proper divisors (833884402).

1144329998 is a wasteful number, since it uses less digits than its factorization.

1144329998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592.

The product of its digits is 559872, while the sum is 50.

The square root of 1144329998 is about 33827.9469965294. The cubic root of 1144329998 is about 1045.9648599494.

The spelling of 1144329998 in words is "one billion, one hundred forty-four million, three hundred twenty-nine thousand, nine hundred ninety-eight".