106271687 has 2 divisors, whose sum is σ = 106271688. Its totient is φ = 106271686.

The previous prime is 106271681. The next prime is 106271719. The reversal of 106271687 is 786172601.

It is a weak prime.

It is an emirp because it is prime and its reverse (786172601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106271687 - 2¹² = 106267591 is a prime.

It is a super-2 number, since 2×106271687² = 22587342915651938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106271687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106271681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53135843 + 53135844.

It is an arithmetic number, because the mean of its divisors is an integer number (53135844).

Almost surely, 2^106271687 is an apocalyptic number.

106271687 is a deficient number, since it is larger than the sum of its proper divisors (1).

106271687 is an equidigital number, since it uses as much as digits as its factorization.

106271687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 106271687 is about 10308.8159843893. The cubic root of 106271687 is about 473.6663413517. Note that the first 3 decimals are identical.

The spelling of 106271687 in words is "one hundred six million, two hundred seventy-one thousand, six hundred eighty-seven".