612125197 has 8 divisors (see below), whose sum is σ = 639420480. Its totient is φ = 584886720.

The previous prime is 612125183. The next prime is 612125207. The reversal of 612125197 is 791521216.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612125197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612122197) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 8629 + ... + 36037.

It is an arithmetic number, because the mean of its divisors is an integer number (79927560).

Almost surely, 2^612125197 is an apocalyptic number.

It is an amenable number.

612125197 is a deficient number, since it is larger than the sum of its proper divisors (27295283).

612125197 is a wasteful number, since it uses less digits than its factorization.

612125197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28403.

The product of its digits is 7560, while the sum is 34.

The square root of 612125197 is about 24741.1640186956. The cubic root of 612125197 is about 849.0763655740.

The spelling of 612125197 in words is "six hundred twelve million, one hundred twenty-five thousand, one hundred ninety-seven".