612066043 has 2 divisors, whose sum is σ = 612066044. Its totient is φ = 612066042.

The previous prime is 612066031. The next prime is 612066061. The reversal of 612066043 is 340660216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612066043 - 2²⁵ = 578511611 is a prime.

It is not a weakly prime, because it can be changed into another prime (612066073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306033021 + 306033022.

It is an arithmetic number, because the mean of its divisors is an integer number (306033022).

Almost surely, 2^612066043 is an apocalyptic number.

612066043 is a deficient number, since it is larger than the sum of its proper divisors (1).

612066043 is an equidigital number, since it uses as much as digits as its factorization.

612066043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 612066043 is about 24739.9685327205. The cubic root of 612066043 is about 849.0490139354.

The spelling of 612066043 in words is "six hundred twelve million, sixty-six thousand, forty-three".