4921845001 has 2 divisors, whose sum is σ = 4921845002. Its totient is φ = 4921845000.

The previous prime is 4921844951. The next prime is 4921845007. The reversal of 4921845001 is 1005481294.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4794177600 + 127667401 = 69240^2 + 11299^2 .

It is a cyclic number.

It is not a de Polignac number, because 4921845001 - 2⁹ = 4921844489 is a prime.

It is not a weakly prime, because it can be changed into another prime (4921845007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2460922500 + 2460922501.

It is an arithmetic number, because the mean of its divisors is an integer number (2460922501).

Almost surely, 2^4921845001 is an apocalyptic number.

It is an amenable number.

4921845001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4921845001 is an equidigital number, since it uses as much as digits as its factorization.

4921845001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 4921845001 is about 70155.8621998191. The cubic root of 4921845001 is about 1701.0195730497.

The spelling of 4921845001 in words is "four billion, nine hundred twenty-one million, eight hundred forty-five thousand, one".