1046705749 has 2 divisors, whose sum is σ = 1046705750. Its totient is φ = 1046705748.

The previous prime is 1046705747. The next prime is 1046705753. The reversal of 1046705749 is 9475076401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 945562500 + 101143249 = 30750^2 + 10057^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046705749 - 2¹ = 1046705747 is a prime.

Together with 1046705747, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1046705741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523352874 + 523352875.

It is an arithmetic number, because the mean of its divisors is an integer number (523352875).

Almost surely, 2^1046705749 is an apocalyptic number.

It is an amenable number.

1046705749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046705749 is an equidigital number, since it uses as much as digits as its factorization.

1046705749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 1046705749 is about 32352.8321635062. The cubic root of 1046705749 is about 1015.3323020765.

The spelling of 1046705749 in words is "one billion, forty-six million, seven hundred five thousand, seven hundred forty-nine".