18053132 has 6 divisors (see below), whose sum is σ = 31592988. Its totient is φ = 9026564.

The previous prime is 18053131. The next prime is 18053141. The reversal of 18053132 is 23135081.

It is a junction number, because it is equal to n+sod(n) for n = 18053098 and 18053107.

It is not an unprimeable number, because it can be changed into a prime (18053131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2256638 + ... + 2256645.

It is an arithmetic number, because the mean of its divisors is an integer number (5265498).

Almost surely, 2^18053132 is an apocalyptic number.

It is an amenable number.

18053132 is a deficient number, since it is larger than the sum of its proper divisors (13539856).

18053132 is a wasteful number, since it uses less digits than its factorization.

18053132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513287 (or 4513285 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 18053132 is about 4248.8977394143. The cubic root of 18053132 is about 262.3317476598.

The spelling of 18053132 in words is "eighteen million, fifty-three thousand, one hundred thirty-two".