112678381 has 2 divisors, whose sum is σ = 112678382. Its totient is φ = 112678380.

The previous prime is 112678367. The next prime is 112678409. The reversal of 112678381 is 183876211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65755881 + 46922500 = 8109^2 + 6850^2 .

It is a cyclic number.

It is not a de Polignac number, because 112678381 - 2⁹ = 112677869 is a prime.

It is a super-2 number, since 2×112678381² = 25392835089562322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112678381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112678351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56339190 + 56339191.

It is an arithmetic number, because the mean of its divisors is an integer number (56339191).

Almost surely, 2^112678381 is an apocalyptic number.

It is an amenable number.

112678381 is a deficient number, since it is larger than the sum of its proper divisors (1).

112678381 is an equidigital number, since it uses as much as digits as its factorization.

112678381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 37.

The square root of 112678381 is about 10615.0073480898. The cubic root of 112678381 is about 482.9997056582. Note that the first 3 decimals are identical.

It can be divided in two parts, 1126 and 78381, that added together give a cube (79507 = 43³).

The spelling of 112678381 in words is "one hundred twelve million, six hundred seventy-eight thousand, three hundred eighty-one".