1146663770 has 128 divisors (see below), whose sum is σ = 2612736000. Its totient is φ = 353267712.

The previous prime is 1146663751. The next prime is 1146663773. The reversal of 1146663770 is 773666411.

It is a super-2 number, since 2×1146663770² = 2629675602861225800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1146663773) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5141879 + ... + 5142101.

It is an arithmetic number, because the mean of its divisors is an integer number (20412000).

Almost surely, 2^1146663770 is an apocalyptic number.

1146663770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1146663770 is an abundant number, since it is smaller than the sum of its proper divisors (1466072230).

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

1146663770 is a wasteful number, since it uses less digits than its factorization.

1146663770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 1146663770 is about 33862.4241601218. The cubic root of 1146663770 is about 1046.6754317674.

The spelling of 1146663770 in words is "one billion, one hundred forty-six million, six hundred sixty-three thousand, seven hundred seventy".