1141663650 has 48 divisors (see below), whose sum is σ = 2954435904. Its totient is φ = 291206080.

The previous prime is 1141663643. The next prime is 1141663661. The reversal of 1141663650 is 563661411.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162009 + ... + 168908.

It is an arithmetic number, because the mean of its divisors is an integer number (61550748).

Almost surely, 2^1141663650 is an apocalyptic number.

1141663650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1141663650 is an abundant number, since it is smaller than the sum of its proper divisors (1812772254).

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

1141663650 is a wasteful number, since it uses less digits than its factorization.

1141663650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330955 (or 330950 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1141663650 is about 33788.5135808014. The cubic root of 1141663650 is about 1045.1518441165.

The spelling of 1141663650 in words is "one billion, one hundred forty-one million, six hundred sixty-three thousand, six hundred fifty".