1046594221 has 2 divisors, whose sum is σ = 1046594222. Its totient is φ = 1046594220.

The previous prime is 1046594209. The next prime is 1046594251. The reversal of 1046594221 is 1224956401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 721513321 + 325080900 = 26861^2 + 18030^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046594221 - 2¹⁷ = 1046463149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1046594201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523297110 + 523297111.

It is an arithmetic number, because the mean of its divisors is an integer number (523297111).

Almost surely, 2^1046594221 is an apocalyptic number.

It is an amenable number.

1046594221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046594221 is an equidigital number, since it uses as much as digits as its factorization.

1046594221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1046594221 is about 32351.1084972370. The cubic root of 1046594221 is about 1015.2962390909.

The spelling of 1046594221 in words is "one billion, forty-six million, five hundred ninety-four thousand, two hundred twenty-one".