4860991 has 2 divisors, whose sum is σ = 4860992. Its totient is φ = 4860990.

The previous prime is 4860971. The next prime is 4861013. The reversal of 4860991 is 1990684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4860991 - 2⁵ = 4860959 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4860991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4860901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2430495 + 2430496.

It is an arithmetic number, because the mean of its divisors is an integer number (2430496).

Almost surely, 2^4860991 is an apocalyptic number.

4860991 is a deficient number, since it is larger than the sum of its proper divisors (1).

4860991 is an equidigital number, since it uses as much as digits as its factorization.

4860991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 4860991 is about 2204.7655204125. The cubic root of 4860991 is about 169.3979975853.

The spelling of 4860991 in words is "four million, eight hundred sixty thousand, nine hundred ninety-one".