112101540 has 48 divisors (see below), whose sum is σ = 327535488. Its totient is φ = 28593664.

The previous prime is 112101523. The next prime is 112101551. The reversal of 112101540 is 45101211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39237 + ... + 41996.

It is an arithmetic number, because the mean of its divisors is an integer number (6823656).

Almost surely, 2^112101540 is an apocalyptic number.

112101540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112101540 is an abundant number, since it is smaller than the sum of its proper divisors (215433948).

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

112101540 is a wasteful number, since it uses less digits than its factorization.

112101540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81268 (or 81266 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 112101540 is about 10587.8014715048. The cubic root of 112101540 is about 482.1740789815.

Adding to 112101540 its reverse (45101211), we get a palindrome (157202751).

The spelling of 112101540 in words is "one hundred twelve million, one hundred one thousand, five hundred forty".