106851247 has 2 divisors, whose sum is σ = 106851248. Its totient is φ = 106851246.

The previous prime is 106851229. The next prime is 106851253. The reversal of 106851247 is 742158601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106851247 is a prime.

It is a super-2 number, since 2×106851247² = 22834377970910018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106851047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53425623 + 53425624.

It is an arithmetic number, because the mean of its divisors is an integer number (53425624).

Almost surely, 2^106851247 is an apocalyptic number.

106851247 is a deficient number, since it is larger than the sum of its proper divisors (1).

106851247 is an equidigital number, since it uses as much as digits as its factorization.

106851247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 106851247 is about 10336.8876844048. The cubic root of 106851247 is about 474.5258381897.

The spelling of 106851247 in words is "one hundred six million, eight hundred fifty-one thousand, two hundred forty-seven".