163426547 has 2 divisors, whose sum is σ = 163426548. Its totient is φ = 163426546.

The previous prime is 163426541. The next prime is 163426553. The reversal of 163426547 is 745624361.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (163426541) and next prime (163426553).

It is a cyclic number.

It is not a de Polignac number, because 163426547 - 2²⁴ = 146649331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163426547.

It is not a weakly prime, because it can be changed into another prime (163426541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81713273 + 81713274.

It is an arithmetic number, because the mean of its divisors is an integer number (81713274).

Almost surely, 2^163426547 is an apocalyptic number.

163426547 is a deficient number, since it is larger than the sum of its proper divisors (1).

163426547 is an equidigital number, since it uses as much as digits as its factorization.

163426547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 38.

The square root of 163426547 is about 12783.8392902915. The cubic root of 163426547 is about 546.7316322174.

The spelling of 163426547 in words is "one hundred sixty-three million, four hundred twenty-six thousand, five hundred forty-seven".