106645654 has 4 divisors (see below), whose sum is σ = 159968484. Its totient is φ = 53322826.

The previous prime is 106645631. The next prime is 106645661. The reversal of 106645654 is 456546601.

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

It is a super-2 number, since 2×106645654² = 22746591034175432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 26661412 + ... + 26661415.

It is an arithmetic number, because the mean of its divisors is an integer number (39992121).

Almost surely, 2^106645654 is an apocalyptic number.

106645654 is a deficient number, since it is larger than the sum of its proper divisors (53322830).

106645654 is an equidigital number, since it uses as much as digits as its factorization.

106645654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53322829.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 106645654 is about 10326.9382684317. The cubic root of 106645654 is about 474.2212969646.

The spelling of 106645654 in words is "one hundred six million, six hundred forty-five thousand, six hundred fifty-four".