53771357 has 8 divisors (see below), whose sum is σ = 57125376. Its totient is φ = 50438592.

The previous prime is 53771327. The next prime is 53771359. The reversal of 53771357 is 75317735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53771357 - 2¹⁰ = 53770333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53771357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53771359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68 + ... + 10370.

It is an arithmetic number, because the mean of its divisors is an integer number (7140672).

Almost surely, 2^53771357 is an apocalyptic number.

It is an amenable number.

53771357 is a deficient number, since it is larger than the sum of its proper divisors (3354019).

53771357 is a wasteful number, since it uses less digits than its factorization.

53771357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10627.

The product of its digits is 77175, while the sum is 38.

The square root of 53771357 is about 7332.8955399624. The cubic root of 53771357 is about 377.4420933648.

The spelling of 53771357 in words is "fifty-three million, seven hundred seventy-one thousand, three hundred fifty-seven".