1072733447 has 2 divisors, whose sum is σ = 1072733448. Its totient is φ = 1072733446.

The previous prime is 1072733353. The next prime is 1072733491. The reversal of 1072733447 is 7443372701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1072733447 - 2²⁰ = 1071684871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1072733447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072733147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536366723 + 536366724.

It is an arithmetic number, because the mean of its divisors is an integer number (536366724).

Almost surely, 2^1072733447 is an apocalyptic number.

1072733447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072733447 is an equidigital number, since it uses as much as digits as its factorization.

1072733447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 1072733447 is about 32752.6097738791. The cubic root of 1072733447 is about 1023.6793451854.

The spelling of 1072733447 in words is "one billion, seventy-two million, seven hundred thirty-three thousand, four hundred forty-seven".