1047340837 has 2 divisors, whose sum is σ = 1047340838. Its totient is φ = 1047340836.

The previous prime is 1047340799. The next prime is 1047340849. The reversal of 1047340837 is 7380437401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 614742436 + 432598401 = 24794^2 + 20799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1047340837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1047340796 and 1047340805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047340867) 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, 523670418 + 523670419.

It is an arithmetic number, because the mean of its divisors is an integer number (523670419).

Almost surely, 2^1047340837 is an apocalyptic number.

It is an amenable number.

1047340837 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047340837 is an equidigital number, since it uses as much as digits as its factorization.

1047340837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 1047340837 is about 32362.6457045774. The cubic root of 1047340837 is about 1015.5376112858.

The spelling of 1047340837 in words is "one billion, forty-seven million, three hundred forty thousand, eight hundred thirty-seven".