14701993 has 2 divisors, whose sum is σ = 14701994. Its totient is φ = 14701992.

The previous prime is 14701961. The next prime is 14701997. The reversal of 14701993 is 39910741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12938409 + 1763584 = 3597^2 + 1328^2 .

It is a cyclic number.

It is not a de Polignac number, because 14701993 - 2⁵ = 14701961 is a prime.

It is a super-2 number, since 2×14701993² = 432297196344098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14701997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7350996 + 7350997.

It is an arithmetic number, because the mean of its divisors is an integer number (7350997).

Almost surely, 2^14701993 is an apocalyptic number.

It is an amenable number.

14701993 is a deficient number, since it is larger than the sum of its proper divisors (1).

14701993 is an equidigital number, since it uses as much as digits as its factorization.

14701993 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 square root of 14701993 is about 3834.3178011219. The cubic root of 14701993 is about 244.9770518559.

The spelling of 14701993 in words is "fourteen million, seven hundred one thousand, nine hundred ninety-three".