7340319991 has 2 divisors, whose sum is σ = 7340319992. Its totient is φ = 7340319990.

The previous prime is 7340319979. The next prime is 7340320003. The reversal of 7340319991 is 1999130437.

It is a balanced prime because it is at equal distance from previous prime (7340319979) and next prime (7340320003).

It is a cyclic number.

It is not a de Polignac number, because 7340319991 - 2⁹ = 7340319479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7340319911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3670159995 + 3670159996.

It is an arithmetic number, because the mean of its divisors is an integer number (3670159996).

Almost surely, 2^7340319991 is an apocalyptic number.

7340319991 is a deficient number, since it is larger than the sum of its proper divisors (1).

7340319991 is an equidigital number, since it uses as much as digits as its factorization.

7340319991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 46.

The square root of 7340319991 is about 85675.6674383106. The cubic root of 7340319991 is about 1943.4423587501.

The spelling of 7340319991 in words is "seven billion, three hundred forty million, three hundred nineteen thousand, nine hundred ninety-one".