54733691 has 2 divisors, whose sum is σ = 54733692. Its totient is φ = 54733690.

The previous prime is 54733681. The next prime is 54733703. The reversal of 54733691 is 19633745.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54733691 is a prime.

It is not a weakly prime, because it can be changed into another prime (54733621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27366845 + 27366846.

It is an arithmetic number, because the mean of its divisors is an integer number (27366846).

Almost surely, 2^54733691 is an apocalyptic number.

54733691 is a deficient number, since it is larger than the sum of its proper divisors (1).

54733691 is an equidigital number, since it uses as much as digits as its factorization.

54733691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 54733691 is about 7398.2221513009. Note that the first 3 decimals coincide. The cubic root of 54733691 is about 379.6804585201.

The spelling of 54733691 in words is "fifty-four million, seven hundred thirty-three thousand, six hundred ninety-one".