61167412 has 6 divisors (see below), whose sum is σ = 107042978. Its totient is φ = 30583704.

The previous prime is 61167397. The next prime is 61167413. The reversal of 61167412 is 21476116.

It can be written as a sum of positive squares in only one way, i.e., 33246756 + 27920656 = 5766^2 + 5284^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61167413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7645923 + ... + 7645930.

Almost surely, 2^61167412 is an apocalyptic number.

It is an amenable number.

61167412 is a deficient number, since it is larger than the sum of its proper divisors (45875566).

61167412 is a wasteful number, since it uses less digits than its factorization.

61167412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15291857 (or 15291855 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 61167412 is about 7820.9597876475. The cubic root of 61167412 is about 394.0095078743.

The spelling of 61167412 in words is "sixty-one million, one hundred sixty-seven thousand, four hundred twelve".