53343123451 has 4 divisors (see below), whose sum is σ = 55662389712. Its totient is φ = 51023857192.

The previous prime is 53343123439. The next prime is 53343123499. The reversal of 53343123451 is 15432134335.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53343123451 - 2³³ = 44753188859 is a prime.

It is a super-2 number, since 2×53343123451² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53343126451) 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, 1159633096 + ... + 1159633141.

It is an arithmetic number, because the mean of its divisors is an integer number (13915597428).

Almost surely, 2^53343123451 is an apocalyptic number.

53343123451 is a deficient number, since it is larger than the sum of its proper divisors (2319266261).

53343123451 is a wasteful number, since it uses less digits than its factorization.

53343123451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319266260.

The product of its digits is 64800, while the sum is 34.

Adding to 53343123451 its reverse (15432134335), we get a palindrome (68775257786).

The spelling of 53343123451 in words is "fifty-three billion, three hundred forty-three million, one hundred twenty-three thousand, four hundred fifty-one".