14015939849 has 2 divisors, whose sum is σ = 14015939850. Its totient is φ = 14015939848.

The previous prime is 14015939803. The next prime is 14015939879. The reversal of 14015939849 is 94893951041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12344765449 + 1671174400 = 111107^2 + 40880^2 .

It is a cyclic number.

It is not a de Polignac number, because 14015939849 - 2⁸ = 14015939593 is a prime.

It is a super-2 number, since 2×14015939849² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14015939849.

It is not a weakly prime, because it can be changed into another prime (14015939879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7007969924 + 7007969925.

It is an arithmetic number, because the mean of its divisors is an integer number (7007969925).

Almost surely, 2^14015939849 is an apocalyptic number.

It is an amenable number.

14015939849 is a deficient number, since it is larger than the sum of its proper divisors (1).

14015939849 is an equidigital number, since it uses as much as digits as its factorization.

14015939849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 14015939849 in words is "fourteen billion, fifteen million, nine hundred thirty-nine thousand, eight hundred forty-nine".