61132100 has 36 divisors (see below), whose sum is σ = 133064400. Its totient is φ = 24377760.

The previous prime is 61132021. The next prime is 61132129. The reversal of 61132100 is 123116.

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, 41171 + ... + 42629.

Almost surely, 2^61132100 is an apocalyptic number.

It is an amenable number.

61132100 is an abundant number, since it is smaller than the sum of its proper divisors (71932300).

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

61132100 is a wasteful number, since it uses less digits than its factorization.

61132100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892 (or 1885 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 61132100 is about 7818.7019383015. The cubic root of 61132100 is about 393.9336726023.

Adding to 61132100 its reverse (123116), we get a palindrome (61255216).

The spelling of 61132100 in words is "sixty-one million, one hundred thirty-two thousand, one hundred".