612160247 has 2 divisors, whose sum is σ = 612160248. Its totient is φ = 612160246.

The previous prime is 612160231. The next prime is 612160253. The reversal of 612160247 is 742061216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 612160247 - 2⁴ = 612160231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612160147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306080123 + 306080124.

It is an arithmetic number, because the mean of its divisors is an integer number (306080124).

Almost surely, 2^612160247 is an apocalyptic number.

612160247 is a deficient number, since it is larger than the sum of its proper divisors (1).

612160247 is an equidigital number, since it uses as much as digits as its factorization.

612160247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 612160247 is about 24741.8723422460. The cubic root of 612160247 is about 849.0925711687.

The spelling of 612160247 in words is "six hundred twelve million, one hundred sixty thousand, two hundred forty-seven".