9941555233 has 2 divisors, whose sum is σ = 9941555234. Its totient is φ = 9941555232.

The previous prime is 9941555179. The next prime is 9941555249. The reversal of 9941555233 is 3325551499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5884884369 + 4056670864 = 76713^2 + 63692^2 .

It is a cyclic number.

It is not a de Polignac number, because 9941555233 - 2²⁹ = 9404684321 is a prime.

It is not a weakly prime, because it can be changed into another prime (9941555263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4970777616 + 4970777617.

It is an arithmetic number, because the mean of its divisors is an integer number (4970777617).

Almost surely, 2^9941555233 is an apocalyptic number.

It is an amenable number.

9941555233 is a deficient number, since it is larger than the sum of its proper divisors (1).

9941555233 is an equidigital number, since it uses as much as digits as its factorization.

9941555233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 729000, while the sum is 46.

The square root of 9941555233 is about 99707.3479388555. The cubic root of 9941555233 is about 2150.2293054870.

The spelling of 9941555233 in words is "nine billion, nine hundred forty-one million, five hundred fifty-five thousand, two hundred thirty-three".