1946798479 has 2 divisors, whose sum is σ = 1946798480. Its totient is φ = 1946798478.

The previous prime is 1946798437. The next prime is 1946798509. The reversal of 1946798479 is 9748976491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1946798479 - 2⁷ = 1946798351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1946798479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1946792479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 973399239 + 973399240.

It is an arithmetic number, because the mean of its divisors is an integer number (973399240).

Almost surely, 2^1946798479 is an apocalyptic number.

1946798479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1946798479 is an equidigital number, since it uses as much as digits as its factorization.

1946798479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27433728, while the sum is 64.

The square root of 1946798479 is about 44122.5393534869. The cubic root of 1946798479 is about 1248.6488822976.

The spelling of 1946798479 in words is "one billion, nine hundred forty-six million, seven hundred ninety-eight thousand, four hundred seventy-nine".