788001947 has 2 divisors, whose sum is σ = 788001948. Its totient is φ = 788001946.

The previous prime is 788001911. The next prime is 788001959. The reversal of 788001947 is 749100887.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 788001947 - 2⁶ = 788001883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 788001898 and 788001907.

It is not a weakly prime, because it can be changed into another prime (788001967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394000973 + 394000974.

It is an arithmetic number, because the mean of its divisors is an integer number (394000974).

Almost surely, 2^788001947 is an apocalyptic number.

788001947 is a deficient number, since it is larger than the sum of its proper divisors (1).

788001947 is an equidigital number, since it uses as much as digits as its factorization.

788001947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 788001947 is about 28071.3723747166. The cubic root of 788001947 is about 923.6535353133.

The spelling of 788001947 in words is "seven hundred eighty-eight million, one thousand, nine hundred forty-seven".