1146153749 has 8 divisors (see below), whose sum is σ = 1234689792. Its totient is φ = 1057670640.

The previous prime is 1146153707. The next prime is 1146153809. The reversal of 1146153749 is 9473516411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1146153749 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 (1146150749) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 39572 + ... + 62114.

It is an arithmetic number, because the mean of its divisors is an integer number (154336224).

Almost surely, 2^1146153749 is an apocalyptic number.

It is an amenable number.

1146153749 is a deficient number, since it is larger than the sum of its proper divisors (88536043).

1146153749 is a wasteful number, since it uses less digits than its factorization.

1146153749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26467.

The product of its digits is 90720, while the sum is 41.

The square root of 1146153749 is about 33854.8925415515. The cubic root of 1146153749 is about 1046.5202262543.

The spelling of 1146153749 in words is "one billion, one hundred forty-six million, one hundred fifty-three thousand, seven hundred forty-nine".