4652331991 has 2 divisors, whose sum is σ = 4652331992. Its totient is φ = 4652331990.

The previous prime is 4652331967. The next prime is 4652332021. The reversal of 4652331991 is 1991332564.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4652331991 - 2¹¹ = 4652329943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4652331961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2326165995 + 2326165996.

It is an arithmetic number, because the mean of its divisors is an integer number (2326165996).

Almost surely, 2^4652331991 is an apocalyptic number.

4652331991 is a deficient number, since it is larger than the sum of its proper divisors (1).

4652331991 is an equidigital number, since it uses as much as digits as its factorization.

4652331991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 43.

The square root of 4652331991 is about 68208.0053292867. The cubic root of 4652331991 is about 1669.3865090910.

The spelling of 4652331991 in words is "four billion, six hundred fifty-two million, three hundred thirty-one thousand, nine hundred ninety-one".