14969161261 has 2 divisors, whose sum is σ = 14969161262. Its totient is φ = 14969161260.

The previous prime is 14969161237. The next prime is 14969161279. The reversal of 14969161261 is 16216196941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14760792036 + 208369225 = 121494^2 + 14435^2 .

It is a cyclic number.

It is not a de Polignac number, because 14969161261 - 2¹⁷ = 14969030189 is a prime.

It is a super-2 number, since 2×14969161261² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14969164261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7484580630 + 7484580631.

It is an arithmetic number, because the mean of its divisors is an integer number (7484580631).

Almost surely, 2^14969161261 is an apocalyptic number.

It is an amenable number.

14969161261 is a deficient number, since it is larger than the sum of its proper divisors (1).

14969161261 is an equidigital number, since it uses as much as digits as its factorization.

14969161261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 46.

The spelling of 14969161261 in words is "fourteen billion, nine hundred sixty-nine million, one hundred sixty-one thousand, two hundred sixty-one".