101860643 has 2 divisors, whose sum is σ = 101860644. Its totient is φ = 101860642.

The previous prime is 101860613. The next prime is 101860657. The reversal of 101860643 is 346068101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101860643 - 2⁶ = 101860579 is a prime.

It is not a weakly prime, because it can be changed into another prime (101860613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50930321 + 50930322.

It is an arithmetic number, because the mean of its divisors is an integer number (50930322).

Almost surely, 2^101860643 is an apocalyptic number.

101860643 is a deficient number, since it is larger than the sum of its proper divisors (1).

101860643 is an equidigital number, since it uses as much as digits as its factorization.

101860643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 101860643 is about 10092.6033806942. The cubic root of 101860643 is about 467.0199909824.

The spelling of 101860643 in words is "one hundred one million, eight hundred sixty thousand, six hundred forty-three".