1146223759 has 4 divisors (see below), whose sum is σ = 1213648704. Its totient is φ = 1078798816.

The previous prime is 1146223711. The next prime is 1146223763. The reversal of 1146223759 is 9573226411.

It is a happy number.

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 1146223759 - 2²³ = 1137835151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146223709) 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, 33712447 + ... + 33712480.

It is an arithmetic number, because the mean of its divisors is an integer number (303412176).

Almost surely, 2^1146223759 is an apocalyptic number.

1146223759 is a deficient number, since it is larger than the sum of its proper divisors (67424945).

1146223759 is an equidigital number, since it uses as much as digits as its factorization.

1146223759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67424944.

The product of its digits is 90720, while the sum is 40.

The square root of 1146223759 is about 33855.9264974391. The cubic root of 1146223759 is about 1046.5415338638.

The spelling of 1146223759 in words is "one billion, one hundred forty-six million, two hundred twenty-three thousand, seven hundred fifty-nine".