132111442 has 8 divisors (see below), whose sum is σ = 198247500. Its totient is φ = 66028944.

The previous prime is 132111439. The next prime is 132111449. The reversal of 132111442 is 244111231.

It can be written as a sum of positive squares in 2 ways, for example, as 128618281 + 3493161 = 11341^2 + 1869^2 .

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

It is not an unprimeable number, because it can be changed into a prime (132111449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6517 + ... + 17512.

Almost surely, 2^132111442 is an apocalyptic number.

132111442 is a deficient number, since it is larger than the sum of its proper divisors (66136058).

132111442 is a wasteful number, since it uses less digits than its factorization.

132111442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26780.

The product of its digits is 192, while the sum is 19.

The square root of 132111442 is about 11493.9741604025. The cubic root of 132111442 is about 509.3075852769.

Adding to 132111442 its reverse (244111231), we get a palindrome (376222673).

The spelling of 132111442 in words is "one hundred thirty-two million, one hundred eleven thousand, four hundred forty-two".