163000761109 has 2 divisors, whose sum is σ = 163000761110. Its totient is φ = 163000761108.

The previous prime is 163000761061. The next prime is 163000761179. The reversal of 163000761109 is 901167000361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156007620484 + 6993140625 = 394978^2 + 83625^2 .

It is a cyclic number.

It is not a de Polignac number, because 163000761109 - 2¹³ = 163000752917 is a prime.

It is a super-2 number, since 2×163000761109² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163000761179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81500380554 + 81500380555.

It is an arithmetic number, because the mean of its divisors is an integer number (81500380555).

Almost surely, 2^163000761109 is an apocalyptic number.

It is an amenable number.

163000761109 is a deficient number, since it is larger than the sum of its proper divisors (1).

163000761109 is an equidigital number, since it uses as much as digits as its factorization.

163000761109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 163000761109 in words is "one hundred sixty-three billion, seven hundred sixty-one thousand, one hundred nine".