494113729 has 2 divisors, whose sum is σ = 494113730. Its totient is φ = 494113728.

The previous prime is 494113723. The next prime is 494113751. The reversal of 494113729 is 927311494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 391050625 + 103063104 = 19775^2 + 10152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494113729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 494113691 and 494113700.

It is not a weakly prime, because it can be changed into another prime (494113723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247056864 + 247056865.

It is an arithmetic number, because the mean of its divisors is an integer number (247056865).

Almost surely, 2^494113729 is an apocalyptic number.

It is an amenable number.

494113729 is a deficient number, since it is larger than the sum of its proper divisors (1).

494113729 is an equidigital number, since it uses as much as digits as its factorization.

494113729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 40.

The square root of 494113729 is about 22228.6690784671. The cubic root of 494113729 is about 790.5735988059.

The spelling of 494113729 in words is "four hundred ninety-four million, one hundred thirteen thousand, seven hundred twenty-nine".