53427993133 has 4 divisors (see below), whose sum is σ = 53428677120. Its totient is φ = 53427309148.

The previous prime is 53427993127. The next prime is 53427993161. The reversal of 53427993133 is 33139972435.

It is a happy number.

53427993133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 33139972435 = 5 ⋅6627994487.

It is a cyclic number.

It is not a de Polignac number, because 53427993133 - 2⁹ = 53427992621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53427993233) 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, 207085 + ... + 386962.

It is an arithmetic number, because the mean of its divisors is an integer number (13357169280).

Almost surely, 2^53427993133 is an apocalyptic number.

It is an amenable number.

53427993133 is a deficient number, since it is larger than the sum of its proper divisors (683987).

53427993133 is an equidigital number, since it uses as much as digits as its factorization.

53427993133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683986.

The product of its digits is 1837080, while the sum is 49.

The spelling of 53427993133 in words is "fifty-three billion, four hundred twenty-seven million, nine hundred ninety-three thousand, one hundred thirty-three".