14761521109 has 2 divisors, whose sum is σ = 14761521110. Its totient is φ = 14761521108.

The previous prime is 14761521083. The next prime is 14761521113. The reversal of 14761521109 is 90112516741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14761521009 + 100 = 121497^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 14761521109 - 2¹¹ = 14761519061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14761521149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7380760554 + 7380760555.

It is an arithmetic number, because the mean of its divisors is an integer number (7380760555).

Almost surely, 2^14761521109 is an apocalyptic number.

It is an amenable number.

14761521109 is a deficient number, since it is larger than the sum of its proper divisors (1).

14761521109 is an equidigital number, since it uses as much as digits as its factorization.

14761521109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 37.

The spelling of 14761521109 in words is "fourteen billion, seven hundred sixty-one million, five hundred twenty-one thousand, one hundred nine".