61096091 has 12 divisors (see below), whose sum is σ = 71250912. Its totient is φ = 52235568.

The previous prime is 61096081. The next prime is 61096111. The reversal of 61096091 is 19069016.

It is a happy number.

It is not a de Polignac number, because 61096091 - 2¹⁸ = 60833947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61096081) 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 11 ways as a sum of consecutive naturals, for example, 21341 + ... + 24033.

It is an arithmetic number, because the mean of its divisors is an integer number (5937576).

Almost surely, 2^61096091 is an apocalyptic number.

61096091 is a deficient number, since it is larger than the sum of its proper divisors (10154821).

61096091 is a wasteful number, since it uses less digits than its factorization.

61096091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170 (or 3163 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 61096091 is about 7816.3988511334. The cubic root of 61096091 is about 393.8563103888.

The spelling of 61096091 in words is "sixty-one million, ninety-six thousand, ninety-one".