53151543 has 6 divisors (see below), whose sum is σ = 76774464. Its totient is φ = 35434356.

The previous prime is 53151541. The next prime is 53151559. The reversal of 53151543 is 34515135.

It is not a de Polignac number, because 53151543 - 2¹ = 53151541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53151541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2952855 + ... + 2952872.

It is an arithmetic number, because the mean of its divisors is an integer number (12795744).

Almost surely, 2^53151543 is an apocalyptic number.

53151543 is a deficient number, since it is larger than the sum of its proper divisors (23622921).

53151543 is a wasteful number, since it uses less digits than its factorization.

53151543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5905733 (or 5905730 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 53151543 is about 7290.5104759543. The cubic root of 53151543 is about 375.9862465733.

Adding to 53151543 its reverse (34515135), we get a palindrome (87666678).

The spelling of 53151543 in words is "fifty-three million, one hundred fifty-one thousand, five hundred forty-three".