106113731 has 4 divisors (see below), whose sum is σ = 107164464. Its totient is φ = 105063000.

The previous prime is 106113661. The next prime is 106113737. The reversal of 106113731 is 137311601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106113731 - 2¹⁴ = 106097347 is a prime.

It is a super-2 number, since 2×106113731² = 22520247813480722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106113697 and 106113706.

It is not an unprimeable number, because it can be changed into a prime (106113737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525215 + ... + 525416.

It is an arithmetic number, because the mean of its divisors is an integer number (26791116).

Almost surely, 2^106113731 is an apocalyptic number.

106113731 is a deficient number, since it is larger than the sum of its proper divisors (1050733).

106113731 is a wasteful number, since it uses less digits than its factorization.

106113731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050732.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 106113731 is about 10301.1519258770. The cubic root of 106113731 is about 473.4315483667.

The spelling of 106113731 in words is "one hundred six million, one hundred thirteen thousand, seven hundred thirty-one".