1144023297 has 4 divisors (see below), whose sum is σ = 1525364400. Its totient is φ = 762682196.

The previous prime is 1144023281. The next prime is 1144023301. The reversal of 1144023297 is 7923204411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1144023297 - 2⁴ = 1144023281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144023247) 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, 190670547 + ... + 190670552.

It is an arithmetic number, because the mean of its divisors is an integer number (381341100).

Almost surely, 2^1144023297 is an apocalyptic number.

It is an amenable number.

1144023297 is a deficient number, since it is larger than the sum of its proper divisors (381341103).

1144023297 is an equidigital number, since it uses as much as digits as its factorization.

1144023297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381341102.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1144023297 is about 33823.4134439444. The cubic root of 1144023297 is about 1045.8714058079.

The spelling of 1144023297 in words is "one billion, one hundred forty-four million, twenty-three thousand, two hundred ninety-seven".