973993847 has 2 divisors, whose sum is σ = 973993848. Its totient is φ = 973993846.

The previous prime is 973993799. The next prime is 973993859. The reversal of 973993847 is 748399379.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 973993847 - 2²⁰ = 972945271 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (973993877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486996923 + 486996924.

It is an arithmetic number, because the mean of its divisors is an integer number (486996924).

Almost surely, 2^973993847 is an apocalyptic number.

973993847 is a deficient number, since it is larger than the sum of its proper divisors (1).

973993847 is an equidigital number, since it uses as much as digits as its factorization.

973993847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10287648, while the sum is 59.

The square root of 973993847 is about 31208.8744910803. The cubic root of 973993847 is about 991.2550307688.

The spelling of 973993847 in words is "nine hundred seventy-three million, nine hundred ninety-three thousand, eight hundred forty-seven".