61216108 has 6 divisors (see below), whose sum is σ = 107128196. Its totient is φ = 30608052.

The previous prime is 61216063. The next prime is 61216153. The reversal of 61216108 is 80161216.

61216108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (61216063) and next prime (61216153).

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 as a sum of consecutive naturals, namely, 7652010 + ... + 7652017.

Almost surely, 2^61216108 is an apocalyptic number.

It is an amenable number.

61216108 is a deficient number, since it is larger than the sum of its proper divisors (45912088).

61216108 is a wasteful number, since it uses less digits than its factorization.

61216108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15304031 (or 15304029 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 61216108 is about 7824.0723411789. The cubic root of 61216108 is about 394.1140384680.

The spelling of 61216108 in words is "sixty-one million, two hundred sixteen thousand, one hundred eight".