12100867 has 2 divisors, whose sum is σ = 12100868. Its totient is φ = 12100866.

The previous prime is 12100861. The next prime is 12100871. The reversal of 12100867 is 76800121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12100867 - 2¹⁵ = 12068099 is a prime.

It is equal to p₇₉₄₂₁₂ and since 12100867 and 794212 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (12100861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050433 + 6050434.

It is an arithmetic number, because the mean of its divisors is an integer number (6050434).

Almost surely, 2^12100867 is an apocalyptic number.

12100867 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100867 is an equidigital number, since it uses as much as digits as its factorization.

12100867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 12100867 is about 3478.6300464407. The cubic root of 12100867 is about 229.5825256220.

Adding to 12100867 its reverse (76800121), we get a palindrome (88900988).

The spelling of 12100867 in words is "twelve million, one hundred thousand, eight hundred sixty-seven".