53126873 has 4 divisors (see below), whose sum is σ = 54257280. Its totient is φ = 51996468.

The previous prime is 53126867. The next prime is 53126893. The reversal of 53126873 is 37862135.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37862135 = 5 ⋅7572427.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53126873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53126813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565133 + ... + 565226.

It is an arithmetic number, because the mean of its divisors is an integer number (13564320).

Almost surely, 2^53126873 is an apocalyptic number.

It is an amenable number.

53126873 is a deficient number, since it is larger than the sum of its proper divisors (1130407).

53126873 is a wasteful number, since it uses less digits than its factorization.

53126873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130406.

The product of its digits is 30240, while the sum is 35.

The square root of 53126873 is about 7288.8183541641. The cubic root of 53126873 is about 375.9280669130.

The spelling of 53126873 in words is "fifty-three million, one hundred twenty-six thousand, eight hundred seventy-three".