1026740947 has 2 divisors, whose sum is σ = 1026740948. Its totient is φ = 1026740946.

The previous prime is 1026740917. The next prime is 1026741047. The reversal of 1026740947 is 7490476201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1026740947 - 2¹¹ = 1026738899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1026740917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513370473 + 513370474.

It is an arithmetic number, because the mean of its divisors is an integer number (513370474).

Almost surely, 2^1026740947 is an apocalyptic number.

1026740947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026740947 is an equidigital number, since it uses as much as digits as its factorization.

1026740947 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 40.

The square root of 1026740947 is about 32042.7986761456. The cubic root of 1026740947 is about 1008.8353555854.

The spelling of 1026740947 in words is "one billion, twenty-six million, seven hundred forty thousand, nine hundred forty-seven".