106845451 has 2 divisors, whose sum is σ = 106845452. Its totient is φ = 106845450.

The previous prime is 106845449. The next prime is 106845457. The reversal of 106845451 is 154548601.

It is a weak prime.

It is an emirp because it is prime and its reverse (154548601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106845451 - 2¹ = 106845449 is a prime.

It is a super-2 number, since 2×106845451² = 22831900798786802, which contains 22 as substring.

Together with 106845449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (106845457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53422725 + 53422726.

It is an arithmetic number, because the mean of its divisors is an integer number (53422726).

Almost surely, 2^106845451 is an apocalyptic number.

106845451 is a deficient number, since it is larger than the sum of its proper divisors (1).

106845451 is an equidigital number, since it uses as much as digits as its factorization.

106845451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 106845451 is about 10336.6073254236. The cubic root of 106845451 is about 474.5172580325.

The spelling of 106845451 in words is "one hundred six million, eight hundred forty-five thousand, four hundred fifty-one".