1146213344 has 24 divisors (see below), whose sum is σ = 2329403328. Its totient is φ = 554618880.

The previous prime is 1146213329. The next prime is 1146213359. The reversal of 1146213344 is 4433126411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1146213329) and next prime (1146213359).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576737 + ... + 578720.

It is an arithmetic number, because the mean of its divisors is an integer number (97058472).

Almost surely, 2^1146213344 is an apocalyptic number.

It is an amenable number.

1146213344 is an abundant number, since it is smaller than the sum of its proper divisors (1183189984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1146213344 is a wasteful number, since it uses less digits than its factorization.

1146213344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155498 (or 1155490 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 1146213344 is about 33855.7726835469. The cubic root of 1146213344 is about 1046.5383641036.

Adding to 1146213344 its reverse (4433126411), we get a palindrome (5579339755).

The spelling of 1146213344 in words is "one billion, one hundred forty-six million, two hundred thirteen thousand, three hundred forty-four".