4509955001 has 2 divisors, whose sum is σ = 4509955002. Its totient is φ = 4509955000.

The previous prime is 4509954997. The next prime is 4509955019. The reversal of 4509955001 is 1005599054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4358640400 + 151314601 = 66020^2 + 12301^2 .

It is a cyclic number.

It is not a de Polignac number, because 4509955001 - 2² = 4509954997 is a prime.

It is a super-2 number, since 2×4509955001² = 40679388222089820002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4509955031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2254977500 + 2254977501.

It is an arithmetic number, because the mean of its divisors is an integer number (2254977501).

Almost surely, 2^4509955001 is an apocalyptic number.

It is an amenable number.

4509955001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4509955001 is an equidigital number, since it uses as much as digits as its factorization.

4509955001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 4509955001 is about 67156.1985299942. The cubic root of 4509955001 is about 1652.1801607332.

The spelling of 4509955001 in words is "four billion, five hundred nine million, nine hundred fifty-five thousand, one".