53774191 has 2 divisors, whose sum is σ = 53774192. Its totient is φ = 53774190.

The previous prime is 53774183. The next prime is 53774219. The reversal of 53774191 is 19147735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53774191 - 2³ = 53774183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53774191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53774141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26887095 + 26887096.

It is an arithmetic number, because the mean of its divisors is an integer number (26887096).

Almost surely, 2^53774191 is an apocalyptic number.

53774191 is a deficient number, since it is larger than the sum of its proper divisors (1).

53774191 is an equidigital number, since it uses as much as digits as its factorization.

53774191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 37.

The square root of 53774191 is about 7333.0887762252. The cubic root of 53774191 is about 377.4487242315.

The spelling of 53774191 in words is "fifty-three million, seven hundred seventy-four thousand, one hundred ninety-one".