113851212 has 12 divisors (see below), whose sum is σ = 265652856. Its totient is φ = 37950400.

The previous prime is 113851207. The next prime is 113851217. The reversal of 113851212 is 212158311.

It is an interprime number because it is at equal distance from previous prime (113851207) and next prime (113851217).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (113851217) 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, 4743789 + ... + 4743812.

It is an arithmetic number, because the mean of its divisors is an integer number (22137738).

Almost surely, 2^113851212 is an apocalyptic number.

113851212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113851212 is an abundant number, since it is smaller than the sum of its proper divisors (151801644).

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

113851212 is a wasteful number, since it uses less digits than its factorization.

113851212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9487608 (or 9487606 counting only the distinct ones).

The product of its digits is 480, while the sum is 24.

The square root of 113851212 is about 10670.1083405934. The cubic root of 113851212 is about 484.6697180936.

The spelling of 113851212 in words is "one hundred thirteen million, eight hundred fifty-one thousand, two hundred twelve".