54653191 has 2 divisors, whose sum is σ = 54653192. Its totient is φ = 54653190.

The previous prime is 54653189. The next prime is 54653219. The reversal of 54653191 is 19135645.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54653191 - 2¹ = 54653189 is a prime.

Together with 54653189, 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 (54653141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27326595 + 27326596.

It is an arithmetic number, because the mean of its divisors is an integer number (27326596).

Almost surely, 2^54653191 is an apocalyptic number.

54653191 is a deficient number, since it is larger than the sum of its proper divisors (1).

54653191 is an equidigital number, since it uses as much as digits as its factorization.

54653191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 54653191 is about 7392.7796531481. The cubic root of 54653191 is about 379.4942278651.

The spelling of 54653191 in words is "fifty-four million, six hundred fifty-three thousand, one hundred ninety-one".