113121412 has 6 divisors (see below), whose sum is σ = 197962478. Its totient is φ = 56560704.

The previous prime is 113121409. The next prime is 113121461. The reversal of 113121412 is 214121311.

It can be written as a sum of positive squares in only one way, i.e., 111007296 + 2114116 = 10536^2 + 1454^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14140173 + ... + 14140180.

Almost surely, 2^113121412 is an apocalyptic number.

It is an amenable number.

113121412 is a deficient number, since it is larger than the sum of its proper divisors (84841066).

113121412 is a wasteful number, since it uses less digits than its factorization.

113121412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28280357 (or 28280355 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 113121412 is about 10635.8550196963. The cubic root of 113121412 is about 483.6319002966.

Adding to 113121412 its reverse (214121311), we get a palindrome (327242723).

The spelling of 113121412 in words is "one hundred thirteen million, one hundred twenty-one thousand, four hundred twelve".