53661130 has 16 divisors (see below), whose sum is σ = 101674080. Its totient is φ = 20334672.

The previous prime is 53661109. The next prime is 53661133. The reversal of 53661130 is 3116635.

It is a junction number, because it is equal to n+sod(n) for n = 53661095 and 53661104.

It is not an unprimeable number, because it can be changed into a prime (53661133) 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, 141024 + ... + 141403.

It is an arithmetic number, because the mean of its divisors is an integer number (6354630).

Almost surely, 2^53661130 is an apocalyptic number.

53661130 is a deficient number, since it is larger than the sum of its proper divisors (48012950).

53661130 is a wasteful number, since it uses less digits than its factorization.

53661130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282453.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 53661130 is about 7325.3757582803. The cubic root of 53661130 is about 377.1840081879.

Adding to 53661130 its reverse (3116635), we get a palindrome (56777765).

The spelling of 53661130 in words is "fifty-three million, six hundred sixty-one thousand, one hundred thirty".