1796861947 has 2 divisors, whose sum is σ = 1796861948. Its totient is φ = 1796861946.

The previous prime is 1796861921. The next prime is 1796861951. The reversal of 1796861947 is 7491686971.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1796861947 - 2¹¹ = 1796859899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1796861891 and 1796861900.

It is not a weakly prime, because it can be changed into another prime (1796861917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 898430973 + 898430974.

It is an arithmetic number, because the mean of its divisors is an integer number (898430974).

Almost surely, 2^1796861947 is an apocalyptic number.

1796861947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1796861947 is an equidigital number, since it uses as much as digits as its factorization.

1796861947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 58.

The square root of 1796861947 is about 42389.4084294650. The cubic root of 1796861947 is about 1215.7330889515.

The spelling of 1796861947 in words is "one billion, seven hundred ninety-six million, eight hundred sixty-one thousand, nine hundred forty-seven".