783361489 has 2 divisors, whose sum is σ = 783361490. Its totient is φ = 783361488.

The previous prime is 783361483. The next prime is 783361499. The reversal of 783361489 is 984163387.

It is a happy number.

783361489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 761318464 + 22043025 = 27592^2 + 4695^2 .

It is a cyclic number.

It is not a de Polignac number, because 783361489 - 2¹⁹ = 782837201 is a prime.

It is a super-2 number, since 2×783361489² = 1227310444896594242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (783361483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391680744 + 391680745.

It is an arithmetic number, because the mean of its divisors is an integer number (391680745).

Almost surely, 2^783361489 is an apocalyptic number.

It is an amenable number.

783361489 is a deficient number, since it is larger than the sum of its proper divisors (1).

783361489 is an equidigital number, since it uses as much as digits as its factorization.

783361489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 49.

The square root of 783361489 is about 27988.5956953899. The cubic root of 783361489 is about 921.8368660798.

The spelling of 783361489 in words is "seven hundred eighty-three million, three hundred sixty-one thousand, four hundred eighty-nine".