1259144799 has 16 divisors (see below), whose sum is σ = 1832264064. Its totient is φ = 762792800.

The previous prime is 1259144779. The next prime is 1259144827. The reversal of 1259144799 is 9974419521.

It is not a de Polignac number, because 1259144799 - 2⁷ = 1259144671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1259144759) 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, 87109 + ... + 100529.

It is an arithmetic number, because the mean of its divisors is an integer number (114516504).

Almost surely, 2^1259144799 is an apocalyptic number.

1259144799 is a deficient number, since it is larger than the sum of its proper divisors (573119265).

1259144799 is a wasteful number, since it uses less digits than its factorization.

1259144799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16278.

The product of its digits is 816480, while the sum is 51.

The square root of 1259144799 is about 35484.4303744614. The cubic root of 1259144799 is about 1079.8378811868.

The spelling of 1259144799 in words is "one billion, two hundred fifty-nine million, one hundred forty-four thousand, seven hundred ninety-nine".