101856097 has 16 divisors (see below), whose sum is σ = 120540672. Its totient is φ = 84257280.

The previous prime is 101856071. The next prime is 101856101. The reversal of 101856097 is 790658101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101856097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101856067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21897 + ... + 26137.

It is an arithmetic number, because the mean of its divisors is an integer number (7533792).

Almost surely, 2^101856097 is an apocalyptic number.

It is an amenable number.

101856097 is a deficient number, since it is larger than the sum of its proper divisors (18684575).

101856097 is an equidigital number, since it uses as much as digits as its factorization.

101856097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368.

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 101856097 is about 10092.3781637432. The cubic root of 101856097 is about 467.0130432402.

The spelling of 101856097 in words is "one hundred one million, eight hundred fifty-six thousand, ninety-seven".