612108449 has 8 divisors (see below), whose sum is σ = 621659808. Its totient is φ = 602569440.

The previous prime is 612108439. The next prime is 612108461. The reversal of 612108449 is 944801216.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612108449 - 2⁴ = 612108433 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (612108439) 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 7 ways as a sum of consecutive naturals, for example, 173594 + ... + 177084.

It is an arithmetic number, because the mean of its divisors is an integer number (77707476).

Almost surely, 2^612108449 is an apocalyptic number.

It is an amenable number.

612108449 is a deficient number, since it is larger than the sum of its proper divisors (9551359).

612108449 is a wasteful number, since it uses less digits than its factorization.

612108449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6175.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 612108449 is about 24740.8255521112. The cubic root of 612108449 is about 849.0686218092.

The spelling of 612108449 in words is "six hundred twelve million, one hundred eight thousand, four hundred forty-nine".