53374549 has 2 divisors, whose sum is σ = 53374550. Its totient is φ = 53374548.

The previous prime is 53374507. The next prime is 53374571. The reversal of 53374549 is 94547335.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50836900 + 2537649 = 7130^2 + 1593^2 .

It is a cyclic number.

It is not a de Polignac number, because 53374549 - 2²⁵ = 19820117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53374049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26687274 + 26687275.

It is an arithmetic number, because the mean of its divisors is an integer number (26687275).

Almost surely, 2^53374549 is an apocalyptic number.

It is an amenable number.

53374549 is a deficient number, since it is larger than the sum of its proper divisors (1).

53374549 is an equidigital number, since it uses as much as digits as its factorization.

53374549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 40.

The square root of 53374549 is about 7305.7887322314. The cubic root of 53374549 is about 376.5113501537.

The spelling of 53374549 in words is "fifty-three million, three hundred seventy-four thousand, five hundred forty-nine".