106391133 has 6 divisors (see below), whose sum is σ = 153676094. Its totient is φ = 70927416.

The previous prime is 106391113. The next prime is 106391147. The reversal of 106391133 is 331193601.

106391133 is a `hidden beast` number, since 10 + 639 + 1 + 13 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 85433049 + 20958084 = 9243^2 + 4578^2 .

It is not a de Polignac number, because 106391133 - 2⁹ = 106390621 is a prime.

It is a super-2 number, since 2×106391133² = 22638146362047378, 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 = 106391097 and 106391106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106391113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5910610 + ... + 5910627.

Almost surely, 2^106391133 is an apocalyptic number.

It is an amenable number.

106391133 is a deficient number, since it is larger than the sum of its proper divisors (47284961).

106391133 is a wasteful number, since it uses less digits than its factorization.

106391133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11821243 (or 11821240 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 106391133 is about 10314.6077482374. The cubic root of 106391133 is about 473.8437368792.

The spelling of 106391133 in words is "one hundred six million, three hundred ninety-one thousand, one hundred thirty-three".