9040218831001 has 2 divisors, whose sum is σ = 9040218831002. Its totient is φ = 9040218831000.

The previous prime is 9040218830917. The next prime is 9040218831013. The reversal of 9040218831001 is 1001388120409.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6512678480025 + 2527540350976 = 2551995^2 + 1589824^2 .

It is a cyclic number.

It is not a de Polignac number, because 9040218831001 - 2¹⁷ = 9040218699929 is a prime.

It is not a weakly prime, because it can be changed into another prime (9040218031001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4520109415500 + 4520109415501.

It is an arithmetic number, because the mean of its divisors is an integer number (4520109415501).

Almost surely, 2^{9040218831001} is an apocalyptic number.

It is an amenable number.

9040218831001 is a deficient number, since it is larger than the sum of its proper divisors (1).

9040218831001 is an equidigital number, since it uses as much as digits as its factorization.

9040218831001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 9040218831001 in words is "nine trillion, forty billion, two hundred eighteen million, eight hundred thirty-one thousand, one".