547373993 has 2 divisors, whose sum is σ = 547373994. Its totient is φ = 547373992.

The previous prime is 547373989. The next prime is 547374001. The reversal of 547373993 is 399373745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 512705449 + 34668544 = 22643^2 + 5888^2 .

It is a cyclic number.

It is not a de Polignac number, because 547373993 - 2² = 547373989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (547372993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273686996 + 273686997.

It is an arithmetic number, because the mean of its divisors is an integer number (273686997).

Almost surely, 2^547373993 is an apocalyptic number.

It is an amenable number.

547373993 is a deficient number, since it is larger than the sum of its proper divisors (1).

547373993 is an equidigital number, since it uses as much as digits as its factorization.

547373993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 50.

The square root of 547373993 is about 23396.0251538589. The cubic root of 547373993 is about 818.0152240996.

The spelling of 547373993 in words is "five hundred forty-seven million, three hundred seventy-three thousand, nine hundred ninety-three".