53973151 has 2 divisors, whose sum is σ = 53973152. Its totient is φ = 53973150.

The previous prime is 53973149. The next prime is 53973169. The reversal of 53973151 is 15137935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53973151 - 2¹ = 53973149 is a prime.

Together with 53973149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53973551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26986575 + 26986576.

It is an arithmetic number, because the mean of its divisors is an integer number (26986576).

Almost surely, 2^53973151 is an apocalyptic number.

53973151 is a deficient number, since it is larger than the sum of its proper divisors (1).

53973151 is an equidigital number, since it uses as much as digits as its factorization.

53973151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14175, while the sum is 34.

The square root of 53973151 is about 7346.6421581563. The cubic root of 53973151 is about 377.9136608421.

The spelling of 53973151 in words is "fifty-three million, nine hundred seventy-three thousand, one hundred fifty-one".