14372690861 has 2 divisors, whose sum is σ = 14372690862. Its totient is φ = 14372690860.

The previous prime is 14372690837. The next prime is 14372690867. The reversal of 14372690861 is 16809627341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13162972900 + 1209717961 = 114730^2 + 34781^2 .

It is a cyclic number.

It is not a de Polignac number, because 14372690861 - 2²² = 14368496557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14372690867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7186345430 + 7186345431.

It is an arithmetic number, because the mean of its divisors is an integer number (7186345431).

Almost surely, 2^14372690861 is an apocalyptic number.

It is an amenable number.

14372690861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14372690861 is an equidigital number, since it uses as much as digits as its factorization.

14372690861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 14372690861 in words is "fourteen billion, three hundred seventy-two million, six hundred ninety thousand, eight hundred sixty-one".