1090140132 has 12 divisors (see below), whose sum is σ = 2543660336. Its totient is φ = 363380040.

The previous prime is 1090140127. The next prime is 1090140157. The reversal of 1090140132 is 2310410901.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1090140099 and 1090140108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45422494 + ... + 45422517.

Almost surely, 2^1090140132 is an apocalyptic number.

1090140132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1090140132 is an abundant number, since it is smaller than the sum of its proper divisors (1453520204).

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

1090140132 is a wasteful number, since it uses less digits than its factorization.

1090140132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90845018 (or 90845016 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1090140132 is about 33017.2702081804. The cubic root of 1090140132 is about 1029.1865673704.

The spelling of 1090140132 in words is "one billion, ninety million, one hundred forty thousand, one hundred thirty-two".