112421542 has 16 divisors (see below), whose sum is σ = 171417600. Its totient is φ = 55286280.

The previous prime is 112421521. The next prime is 112421557. The reversal of 112421542 is 245124211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87259 + ... + 88537.

It is an arithmetic number, because the mean of its divisors is an integer number (10713600).

Almost surely, 2^112421542 is an apocalyptic number.

112421542 is a deficient number, since it is larger than the sum of its proper divisors (58996058).

112421542 is a wasteful number, since it uses less digits than its factorization.

112421542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971.

The product of its digits is 640, while the sum is 22.

The square root of 112421542 is about 10602.9025271385. The cubic root of 112421542 is about 482.6324434398.

Adding to 112421542 its reverse (245124211), we get a palindrome (357545753).

The spelling of 112421542 in words is "one hundred twelve million, four hundred twenty-one thousand, five hundred forty-two".