1612673417 has 2 divisors, whose sum is σ = 1612673418. Its totient is φ = 1612673416.

The previous prime is 1612673411. The next prime is 1612673437. The reversal of 1612673417 is 7143762161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1340951161 + 271722256 = 36619^2 + 16484^2 .

It is a cyclic number.

It is not a de Polignac number, because 1612673417 - 2²⁴ = 1595896201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1612673411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806336708 + 806336709.

It is an arithmetic number, because the mean of its divisors is an integer number (806336709).

Almost surely, 2^1612673417 is an apocalyptic number.

It is an amenable number.

1612673417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612673417 is an equidigital number, since it uses as much as digits as its factorization.

1612673417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 38.

The square root of 1612673417 is about 40158.1052466373. The cubic root of 1612673417 is about 1172.6870854688.

The spelling of 1612673417 in words is "one billion, six hundred twelve million, six hundred seventy-three thousand, four hundred seventeen".