1204266461 has 2 divisors, whose sum is σ = 1204266462. Its totient is φ = 1204266460.

The previous prime is 1204266449. The next prime is 1204266487. The reversal of 1204266461 is 1646624021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1073872900 + 130393561 = 32770^2 + 11419^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204266461 - 2¹⁸ = 1204004317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204266431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602133230 + 602133231.

It is an arithmetic number, because the mean of its divisors is an integer number (602133231).

Almost surely, 2^1204266461 is an apocalyptic number.

It is an amenable number.

1204266461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204266461 is an equidigital number, since it uses as much as digits as its factorization.

1204266461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1204266461 is about 34702.5425725551. The cubic root of 1204266461 is about 1063.9164660733.

The spelling of 1204266461 in words is "one billion, two hundred four million, two hundred sixty-six thousand, four hundred sixty-one".