106694491 has 2 divisors, whose sum is σ = 106694492. Its totient is φ = 106694490.

The previous prime is 106694461. The next prime is 106694503. The reversal of 106694491 is 194496601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106694491 - 2¹⁹ = 106170203 is a prime.

It is a super-2 number, since 2×106694491² = 22767428819498162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106694411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53347245 + 53347246.

It is an arithmetic number, because the mean of its divisors is an integer number (53347246).

Almost surely, 2^106694491 is an apocalyptic number.

106694491 is a deficient number, since it is larger than the sum of its proper divisors (1).

106694491 is an equidigital number, since it uses as much as digits as its factorization.

106694491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 106694491 is about 10329.3025417983. The cubic root of 106694491 is about 474.2936737573.

The spelling of 106694491 in words is "one hundred six million, six hundred ninety-four thousand, four hundred ninety-one".