14969861 has 2 divisors, whose sum is σ = 14969862. Its totient is φ = 14969860.

The previous prime is 14969839. The next prime is 14969873. The reversal of 14969861 is 16896941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9060100 + 5909761 = 3010^2 + 2431^2 .

It is a cyclic number.

It is not a de Polignac number, because 14969861 - 2¹⁸ = 14707717 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14969831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7484930 + 7484931.

It is an arithmetic number, because the mean of its divisors is an integer number (7484931).

Almost surely, 2^14969861 is an apocalyptic number.

It is an amenable number.

14969861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14969861 is an equidigital number, since it uses as much as digits as its factorization.

14969861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 44.

The square root of 14969861 is about 3869.0904615943. The cubic root of 14969861 is about 246.4559207581.

The spelling of 14969861 in words is "fourteen million, nine hundred sixty-nine thousand, eight hundred sixty-one".