61461132 has 48 divisors (see below), whose sum is σ = 149742432. Its totient is φ = 19601920.

The previous prime is 61461119. The next prime is 61461151. The reversal of 61461132 is 23116416.

61461132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24898 + ... + 27254.

It is an arithmetic number, because the mean of its divisors is an integer number (3119634).

Almost surely, 2^61461132 is an apocalyptic number.

It is an amenable number.

61461132 is an abundant number, since it is smaller than the sum of its proper divisors (88281300).

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

61461132 is a wasteful number, since it uses less digits than its factorization.

61461132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458 (or 2456 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 61461132 is about 7839.7150458419. The cubic root of 61461132 is about 394.6391662850.

Adding to 61461132 its reverse (23116416), we get a palindrome (84577548).

The spelling of 61461132 in words is "sixty-one million, four hundred sixty-one thousand, one hundred thirty-two".