106635251 has 2 divisors, whose sum is σ = 106635252. Its totient is φ = 106635250.

The previous prime is 106635197. The next prime is 106635253. The reversal of 106635251 is 152536601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106635251 is a prime.

It is a super-2 number, since 2×106635251² = 22742153511666002, which contains 22 as substring.

Together with 106635253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106635253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53317625 + 53317626.

It is an arithmetic number, because the mean of its divisors is an integer number (53317626).

Almost surely, 2^106635251 is an apocalyptic number.

106635251 is a deficient number, since it is larger than the sum of its proper divisors (1).

106635251 is an equidigital number, since it uses as much as digits as its factorization.

106635251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 106635251 is about 10326.4345734624. The cubic root of 106635251 is about 474.2058767877.

The spelling of 106635251 in words is "one hundred six million, six hundred thirty-five thousand, two hundred fifty-one".