1144263794 has 4 divisors (see below), whose sum is σ = 1716395694. Its totient is φ = 572131896.

The previous prime is 1144263787. The next prime is 1144263821. The reversal of 1144263794 is 4973624411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 955613569 + 188650225 = 30913^2 + 13735^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286065947 + ... + 286065950.

Almost surely, 2^1144263794 is an apocalyptic number.

1144263794 is a deficient number, since it is larger than the sum of its proper divisors (572131900).

1144263794 is an equidigital number, since it uses as much as digits as its factorization.

1144263794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572131899.

The product of its digits is 145152, while the sum is 41.

The square root of 1144263794 is about 33826.9684423538. The cubic root of 1144263794 is about 1045.9446884973.

The spelling of 1144263794 in words is "one billion, one hundred forty-four million, two hundred sixty-three thousand, seven hundred ninety-four".