1144277958 has 16 divisors (see below), whose sum is σ = 2293462080. Its totient is φ = 380608296.

The previous prime is 1144277951. The next prime is 1144277977. The reversal of 1144277958 is 8597724411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144277951) 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 7 ways as a sum of consecutive naturals, for example, 201388 + ... + 206991.

It is an arithmetic number, because the mean of its divisors is an integer number (143341380).

Almost surely, 2^1144277958 is an apocalyptic number.

1144277958 is an abundant number, since it is smaller than the sum of its proper divisors (1149184122).

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

1144277958 is a wasteful number, since it uses less digits than its factorization.

1144277958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408851.

The product of its digits is 564480, while the sum is 48.

The square root of 1144277958 is about 33827.1778012887. The cubic root of 1144277958 is about 1045.9490041396.

The spelling of 1144277958 in words is "one billion, one hundred forty-four million, two hundred seventy-seven thousand, nine hundred fifty-eight".