612170473 has 2 divisors, whose sum is σ = 612170474. Its totient is φ = 612170472.

The previous prime is 612170437. The next prime is 612170539. The reversal of 612170473 is 374071216.

Together with previous prime (612170437) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553755024 + 58415449 = 23532^2 + 7643^2 .

It is a cyclic number.

It is not a de Polignac number, because 612170473 - 2¹³ = 612162281 is a prime.

It is not a weakly prime, because it can be changed into another prime (612170413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306085236 + 306085237.

It is an arithmetic number, because the mean of its divisors is an integer number (306085237).

Almost surely, 2^612170473 is an apocalyptic number.

It is an amenable number.

612170473 is a deficient number, since it is larger than the sum of its proper divisors (1).

612170473 is an equidigital number, since it uses as much as digits as its factorization.

612170473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 612170473 is about 24742.0789951047. The cubic root of 612170473 is about 849.0972991095.

The spelling of 612170473 in words is "six hundred twelve million, one hundred seventy thousand, four hundred seventy-three".