142111104 has 32 divisors (see below), whose sum is σ = 377483640. Its totient is φ = 47370240.

The previous prime is 142111097. The next prime is 142111121. The reversal of 142111104 is 401111241.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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, 184657 + ... + 185424.

Almost surely, 2^142111104 is an apocalyptic number.

It is an amenable number.

142111104 is an abundant number, since it is smaller than the sum of its proper divisors (235372536).

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

142111104 is an equidigital number, since it uses as much as digits as its factorization.

142111104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370098 (or 370086 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 142111104 is about 11921.0361965728. The cubic root of 142111104 is about 521.8463751328.

Adding to 142111104 its reverse (401111241), we get a palindrome (543222345).

The spelling of 142111104 in words is "one hundred forty-two million, one hundred eleven thousand, one hundred four".