858140201 has 2 divisors, whose sum is σ = 858140202. Its totient is φ = 858140200.

The previous prime is 858140197. The next prime is 858140267. The reversal of 858140201 is 102041858.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 499075600 + 359064601 = 22340^2 + 18949^2 .

It is a cyclic number.

It is not a de Polignac number, because 858140201 - 2² = 858140197 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (858148201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429070100 + 429070101.

It is an arithmetic number, because the mean of its divisors is an integer number (429070101).

Almost surely, 2^858140201 is an apocalyptic number.

It is an amenable number.

858140201 is a deficient number, since it is larger than the sum of its proper divisors (1).

858140201 is an equidigital number, since it uses as much as digits as its factorization.

858140201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 858140201 is about 29294.0301256075. The cubic root of 858140201 is about 950.2825386768.

The spelling of 858140201 in words is "eight hundred fifty-eight million, one hundred forty thousand, two hundred one".