1797360947 has 2 divisors, whose sum is σ = 1797360948. Its totient is φ = 1797360946.

The previous prime is 1797360923. The next prime is 1797360973. The reversal of 1797360947 is 7490637971.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1797360947 - 2¹⁰ = 1797359923 is a prime.

It is not a weakly prime, because it can be changed into another prime (1797360647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 898680473 + 898680474.

It is an arithmetic number, because the mean of its divisors is an integer number (898680474).

Almost surely, 2^1797360947 is an apocalyptic number.

1797360947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1797360947 is an equidigital number, since it uses as much as digits as its factorization.

1797360947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2000376, while the sum is 53.

The square root of 1797360947 is about 42395.2939251516. The cubic root of 1797360947 is about 1215.8456174746.

The spelling of 1797360947 in words is "one billion, seven hundred ninety-seven million, three hundred sixty thousand, nine hundred forty-seven".