2364945991 has 2 divisors, whose sum is σ = 2364945992. Its totient is φ = 2364945990.

The previous prime is 2364945943. The next prime is 2364946009. The reversal of 2364945991 is 1995494632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2364945991 - 2¹⁷ = 2364814919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2364945901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182472995 + 1182472996.

It is an arithmetic number, because the mean of its divisors is an integer number (1182472996).

Almost surely, 2^2364945991 is an apocalyptic number.

2364945991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2364945991 is an equidigital number, since it uses as much as digits as its factorization.

2364945991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 52.

The square root of 2364945991 is about 48630.7103690662. The cubic root of 2364945991 is about 1332.3154853883.

The spelling of 2364945991 in words is "two billion, three hundred sixty-four million, nine hundred forty-five thousand, nine hundred ninety-one".