101865007 has 2 divisors, whose sum is σ = 101865008. Its totient is φ = 101865006.

The previous prime is 101864989. The next prime is 101865019. The reversal of 101865007 is 700568101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101865007 - 2⁷ = 101864879 is a prime.

It is a super-2 number, since 2×101865007² = 20752959302220098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101865047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50932503 + 50932504.

It is an arithmetic number, because the mean of its divisors is an integer number (50932504).

Almost surely, 2^101865007 is an apocalyptic number.

101865007 is a deficient number, since it is larger than the sum of its proper divisors (1).

101865007 is an equidigital number, since it uses as much as digits as its factorization.

101865007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 101865007 is about 10092.8195763127. The cubic root of 101865007 is about 467.0266603759.

The spelling of 101865007 in words is "one hundred one million, eight hundred sixty-five thousand, seven".