1144100451 has 16 divisors (see below), whose sum is σ = 1644720896. Its totient is φ = 703243296.

The previous prime is 1144100393. The next prime is 1144100471. The reversal of 1144100451 is 1540014411.

It is not a de Polignac number, because 1144100451 - 2¹⁹ = 1143576163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144100471) 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, 17826 + ... + 51048.

It is an arithmetic number, because the mean of its divisors is an integer number (102795056).

Almost surely, 2^1144100451 is an apocalyptic number.

1144100451 is a deficient number, since it is larger than the sum of its proper divisors (500620445).

1144100451 is a wasteful number, since it uses less digits than its factorization.

1144100451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34122.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1144100451 is about 33824.5539660171. The cubic root of 1144100451 is about 1045.8949167943.

Adding to 1144100451 its reverse (1540014411), we get a palindrome (2684114862).

The spelling of 1144100451 in words is "one billion, one hundred forty-four million, one hundred thousand, four hundred fifty-one".