100859641 has 2 divisors, whose sum is σ = 100859642. Its totient is φ = 100859640.

The previous prime is 100859621. The next prime is 100859653. The reversal of 100859641 is 146958001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71048041 + 29811600 = 8429^2 + 5460^2 .

It is a cyclic number.

It is not a de Polignac number, because 100859641 - 2⁵ = 100859609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100859597 and 100859606.

It is not a weakly prime, because it can be changed into another prime (100859621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50429820 + 50429821.

It is an arithmetic number, because the mean of its divisors is an integer number (50429821).

Almost surely, 2^100859641 is an apocalyptic number.

It is an amenable number.

100859641 is a deficient number, since it is larger than the sum of its proper divisors (1).

100859641 is an equidigital number, since it uses as much as digits as its factorization.

100859641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 100859641 is about 10042.8900720858. The cubic root of 100859641 is about 465.4851236438.

The spelling of 100859641 in words is "one hundred million, eight hundred fifty-nine thousand, six hundred forty-one".