798688147 has 2 divisors, whose sum is σ = 798688148. Its totient is φ = 798688146.

The previous prime is 798688139. The next prime is 798688153. The reversal of 798688147 is 741886897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 798688147 - 2³ = 798688139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 798688091 and 798688100.

It is not a weakly prime, because it can be changed into another prime (798680147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399344073 + 399344074.

It is an arithmetic number, because the mean of its divisors is an integer number (399344074).

Almost surely, 2^798688147 is an apocalyptic number.

798688147 is a deficient number, since it is larger than the sum of its proper divisors (1).

798688147 is an equidigital number, since it uses as much as digits as its factorization.

798688147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 58.

The square root of 798688147 is about 28261.0712288123. The cubic root of 798688147 is about 927.8100655895.

The spelling of 798688147 in words is "seven hundred ninety-eight million, six hundred eighty-eight thousand, one hundred forty-seven".