9450900001 has 2 divisors, whose sum is σ = 9450900002. Its totient is φ = 9450900000.

The previous prime is 9450899989. The next prime is 9450900089. The reversal of 9450900001 is 1000090549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8802942976 + 647957025 = 93824^2 + 25455^2 .

It is a cyclic number.

It is not a de Polignac number, because 9450900001 - 2⁹ = 9450899489 is a prime.

It is not a weakly prime, because it can be changed into another prime (9450900601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4725450000 + 4725450001.

It is an arithmetic number, because the mean of its divisors is an integer number (4725450001).

Almost surely, 2^9450900001 is an apocalyptic number.

It is an amenable number.

9450900001 is a deficient number, since it is larger than the sum of its proper divisors (1).

9450900001 is an equidigital number, since it uses as much as digits as its factorization.

9450900001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 9450900001 is about 97215.7394715485. The cubic root of 9450900001 is about 2114.2567346942.

The spelling of 9450900001 in words is "nine billion, four hundred fifty million, nine hundred thousand, one".