1144733307 has 4 divisors (see below), whose sum is σ = 1526311080. Its totient is φ = 763155536.

The previous prime is 1144733263. The next prime is 1144733321. The reversal of 1144733307 is 7033374411.

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

It is a cyclic number.

It is not a de Polignac number, because 1144733307 - 2⁷ = 1144733179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144733507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190788882 + ... + 190788887.

It is an arithmetic number, because the mean of its divisors is an integer number (381577770).

Almost surely, 2^1144733307 is an apocalyptic number.

1144733307 is a deficient number, since it is larger than the sum of its proper divisors (381577773).

1144733307 is an equidigital number, since it uses as much as digits as its factorization.

1144733307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381577772.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 1144733307 is about 33833.9076519399. The cubic root of 1144733307 is about 1046.0877258748.

The spelling of 1144733307 in words is "one billion, one hundred forty-four million, seven hundred thirty-three thousand, three hundred seven".