12053642 has 8 divisors (see below), whose sum is σ = 18172836. Its totient is φ = 5996032.

The previous prime is 12053627. The next prime is 12053669. The reversal of 12053642 is 24635021.

It can be written as a sum of positive squares in 2 ways, for example, as 10118761 + 1934881 = 3181^2 + 1391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 14903 + ... + 15690.

Almost surely, 2^12053642 is an apocalyptic number.

12053642 is a deficient number, since it is larger than the sum of its proper divisors (6119194).

12053642 is a wasteful number, since it uses less digits than its factorization.

12053642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30792.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 12053642 is about 3471.8355375795. The cubic root of 12053642 is about 229.2834790187.

Adding to 12053642 its reverse (24635021), we get a palindrome (36688663).

The spelling of 12053642 in words is "twelve million, fifty-three thousand, six hundred forty-two".