14457019 has 2 divisors, whose sum is σ = 14457020. Its totient is φ = 14457018.

The previous prime is 14457017. The next prime is 14457049. The reversal of 14457019 is 91075441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14457019 - 2¹ = 14457017 is a prime.

It is a super-2 number, since 2×14457019² = 418010796732722, which contains 22 as substring.

Together with 14457017, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14457011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7228509 + 7228510.

It is an arithmetic number, because the mean of its divisors is an integer number (7228510).

Almost surely, 2^14457019 is an apocalyptic number.

14457019 is a deficient number, since it is larger than the sum of its proper divisors (1).

14457019 is an equidigital number, since it uses as much as digits as its factorization.

14457019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 14457019 is about 3802.2386826710. The cubic root of 14457019 is about 243.6087690290.

It can be divided in two parts, 1445 and 7019, that added together give a square (8464 = 92²).

The spelling of 14457019 in words is "fourteen million, four hundred fifty-seven thousand, nineteen".