53016123 has 8 divisors (see below), whose sum is σ = 71204688. Its totient is φ = 35085824.

The previous prime is 53016091. The next prime is 53016133. The reversal of 53016123 is 32161035.

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

It is a cyclic number.

It is not a de Polignac number, because 53016123 - 2⁵ = 53016091 is a prime.

It is a super-2 number, since 2×53016123² = 5621418595902258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53016123.

It is not an unprimeable number, because it can be changed into a prime (53016133) 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, 64086 + ... + 64907.

It is an arithmetic number, because the mean of its divisors is an integer number (8900586).

Almost surely, 2^53016123 is an apocalyptic number.

53016123 is a deficient number, since it is larger than the sum of its proper divisors (18188565).

53016123 is a wasteful number, since it uses less digits than its factorization.

53016123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129133.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 53016123 is about 7281.2171372649. The cubic root of 53016123 is about 375.6666612429. Note that the first 5 decimals are identical.

Adding to 53016123 its reverse (32161035), we get a palindrome (85177158).

It can be divided in two parts, 530 and 16123, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 53016123 in words is "fifty-three million, sixteen thousand, one hundred twenty-three".