106213659 has 4 divisors (see below), whose sum is σ = 141618216. Its totient is φ = 70809104.

The previous prime is 106213651. The next prime is 106213699. The reversal of 106213659 is 956312601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 956312601 = 3 ⋅318770867.

It is a cyclic number.

It is not a de Polignac number, because 106213659 - 2³ = 106213651 is a prime.

It is a super-2 number, since 2×106213659² = 22562682716336562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106213651) 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, 17702274 + ... + 17702279.

It is an arithmetic number, because the mean of its divisors is an integer number (35404554).

Almost surely, 2^106213659 is an apocalyptic number.

106213659 is a deficient number, since it is larger than the sum of its proper divisors (35404557).

106213659 is an equidigital number, since it uses as much as digits as its factorization.

106213659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35404556.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 106213659 is about 10306.0011158548. The cubic root of 106213659 is about 473.5801129450.

The spelling of 106213659 in words is "one hundred six million, two hundred thirteen thousand, six hundred fifty-nine".