61080267 has 4 divisors (see below), whose sum is σ = 81440360. Its totient is φ = 40720176.

The previous prime is 61080263. The next prime is 61080277. The reversal of 61080267 is 76208016.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 61080267 - 2² = 61080263 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (61080263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10180042 + ... + 10180047.

It is an arithmetic number, because the mean of its divisors is an integer number (20360090).

Almost surely, 2^61080267 is an apocalyptic number.

61080267 is a deficient number, since it is larger than the sum of its proper divisors (20360093).

61080267 is a wasteful number, since it uses less digits than its factorization.

61080267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20360092.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 61080267 is about 7815.3865547393. The cubic root of 61080267 is about 393.8223042831.

The spelling of 61080267 in words is "sixty-one million, eighty thousand, two hundred sixty-seven".