54189253 has 2 divisors, whose sum is σ = 54189254. Its totient is φ = 54189252.

The previous prime is 54189229. The next prime is 54189257. The reversal of 54189253 is 35298145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31550689 + 22638564 = 5617^2 + 4758^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54189253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54189257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27094626 + 27094627.

It is an arithmetic number, because the mean of its divisors is an integer number (27094627).

Almost surely, 2^54189253 is an apocalyptic number.

It is an amenable number.

54189253 is a deficient number, since it is larger than the sum of its proper divisors (1).

54189253 is an equidigital number, since it uses as much as digits as its factorization.

54189253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 37.

The square root of 54189253 is about 7361.3350012073. The cubic root of 54189253 is about 378.4173627883.

The spelling of 54189253 in words is "fifty-four million, one hundred eighty-nine thousand, two hundred fifty-three".