612066023 has 4 divisors (see below), whose sum is σ = 618376080. Its totient is φ = 605755968.

The previous prime is 612065989. The next prime is 612066029. The reversal of 612066023 is 320660216.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612066023 is a prime.

It is a super-2 number, since 2×612066023² = 749249633022073058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 612065983 and 612066001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612066029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3154883 + ... + 3155076.

It is an arithmetic number, because the mean of its divisors is an integer number (154594020).

Almost surely, 2^612066023 is an apocalyptic number.

612066023 is a deficient number, since it is larger than the sum of its proper divisors (6310057).

612066023 is an equidigital number, since it uses as much as digits as its factorization.

612066023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6310056.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 612066023 is about 24739.9681285163. The cubic root of 612066023 is about 849.0490046875.

The spelling of 612066023 in words is "six hundred twelve million, sixty-six thousand, twenty-three".