111341940 has 48 divisors (see below), whose sum is σ = 316421952. Its totient is φ = 29246976.

The previous prime is 111341939. The next prime is 111341941. The reversal of 111341940 is 49143111.

It is an interprime number because it is at equal distance from previous prime (111341939) and next prime (111341941).

It is a self number, because there is not a number n which added to its sum of digits gives 111341940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111341941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9829 + ... + 17868.

It is an arithmetic number, because the mean of its divisors is an integer number (6592124).

Almost surely, 2^111341940 is an apocalyptic number.

111341940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111341940 is an abundant number, since it is smaller than the sum of its proper divisors (205080012).

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

111341940 is a wasteful number, since it uses less digits than its factorization.

111341940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27776 (or 27774 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 111341940 is about 10551.8690287550. The cubic root of 111341940 is about 481.0825393629.

The spelling of 111341940 in words is "one hundred eleven million, three hundred forty-one thousand, nine hundred forty".