53834993 has 2 divisors, whose sum is σ = 53834994. Its totient is φ = 53834992.

The previous prime is 53834987. The next prime is 53835029. The reversal of 53834993 is 39943835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40233649 + 13601344 = 6343^2 + 3688^2 .

It is a cyclic number.

It is not a de Polignac number, because 53834993 - 2¹² = 53830897 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 (53834293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26917496 + 26917497.

It is an arithmetic number, because the mean of its divisors is an integer number (26917497).

Almost surely, 2^53834993 is an apocalyptic number.

It is an amenable number.

53834993 is a deficient number, since it is larger than the sum of its proper divisors (1).

53834993 is an equidigital number, since it uses as much as digits as its factorization.

53834993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 44.

The square root of 53834993 is about 7337.2333341662. The cubic root of 53834993 is about 377.5909299544.

The spelling of 53834993 in words is "fifty-three million, eight hundred thirty-four thousand, nine hundred ninety-three".