53661126 has 24 divisors (see below), whose sum is σ = 108871560. Its totient is φ = 17630272.

The previous prime is 53661109. The next prime is 53661133. The reversal of 53661126 is 62116635.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53661093 and 53661102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169120 + ... + 169436.

It is an arithmetic number, because the mean of its divisors is an integer number (4536315).

Almost surely, 2^53661126 is an apocalyptic number.

53661126 is an abundant number, since it is smaller than the sum of its proper divisors (55210434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53661126 is an equidigital number, since it uses as much as digits as its factorization.

53661126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728 (or 411 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 53661126 is about 7325.3754852567. The cubic root of 53661126 is about 377.1839988159.

The spelling of 53661126 in words is "fifty-three million, six hundred sixty-one thousand, one hundred twenty-six".