1146765660 has 24 divisors (see below), whose sum is σ = 3210944016. Its totient is φ = 305804160.

The previous prime is 1146765649. The next prime is 1146765661. The reversal of 1146765660 is 665676411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146765661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9556321 + ... + 9556440.

It is an arithmetic number, because the mean of its divisors is an integer number (133789334).

Almost surely, 2^1146765660 is an apocalyptic number.

1146765660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146765660 is an abundant number, since it is smaller than the sum of its proper divisors (2064178356).

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

1146765660 is a wasteful number, since it uses less digits than its factorization.

1146765660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19112773 (or 19112771 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 1146765660 is about 33863.9285966646. The cubic root of 1146765660 is about 1046.7064326019.

The spelling of 1146765660 in words is "one billion, one hundred forty-six million, seven hundred sixty-five thousand, six hundred sixty".