1074946721 has 2 divisors, whose sum is σ = 1074946722. Its totient is φ = 1074946720.

The previous prime is 1074946687. The next prime is 1074946753. The reversal of 1074946721 is 1276494701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1067982400 + 6964321 = 32680^2 + 2639^2 .

It is a cyclic number.

It is not a de Polignac number, because 1074946721 - 2¹⁸ = 1074684577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1074946781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537473360 + 537473361.

It is an arithmetic number, because the mean of its divisors is an integer number (537473361).

Almost surely, 2^1074946721 is an apocalyptic number.

It is an amenable number.

1074946721 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074946721 is an equidigital number, since it uses as much as digits as its factorization.

1074946721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 1074946721 is about 32786.3801143097. The cubic root of 1074946721 is about 1024.3828832594.

The spelling of 1074946721 in words is "one billion, seventy-four million, nine hundred forty-six thousand, seven hundred twenty-one".