53113623 has 8 divisors (see below), whose sum is σ = 71480448. Its totient is φ = 35077944.

The previous prime is 53113597. The next prime is 53113637. The reversal of 53113623 is 32631135.

It is a happy number.

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

It is not a de Polignac number, because 53113623 - 2⁵ = 53113591 is a prime.

It is a super-2 number, since 2×53113623² = 5642113896372258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53113593 and 53113602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53113663) 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, 82411 + ... + 83052.

It is an arithmetic number, because the mean of its divisors is an integer number (8935056).

Almost surely, 2^53113623 is an apocalyptic number.

53113623 is a deficient number, since it is larger than the sum of its proper divisors (18366825).

53113623 is a wasteful number, since it uses less digits than its factorization.

53113623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165573.

The product of its digits is 1620, while the sum is 24.

The square root of 53113623 is about 7287.9093710062. The cubic root of 53113623 is about 375.8968117888.

Adding to 53113623 its reverse (32631135), we get a palindrome (85744758).

The spelling of 53113623 in words is "fifty-three million, one hundred thirteen thousand, six hundred twenty-three".