20714599 has 2 divisors, whose sum is σ = 20714600. Its totient is φ = 20714598.

The previous prime is 20714597. The next prime is 20714609. The reversal of 20714599 is 99541702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20714599 - 2¹ = 20714597 is a prime.

It is a super-2 number, since 2×20714599² = 858189223461602, which contains 22 as substring.

Together with 20714597, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20714593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10357299 + 10357300.

It is an arithmetic number, because the mean of its divisors is an integer number (10357300).

Almost surely, 2^20714599 is an apocalyptic number.

20714599 is a deficient number, since it is larger than the sum of its proper divisors (1).

20714599 is an equidigital number, since it uses as much as digits as its factorization.

20714599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 20714599 is about 4551.3293662402. The cubic root of 20714599 is about 274.6368716764.

It can be divided in two parts, 2071 and 4599, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 20714599 in words is "twenty million, seven hundred fourteen thousand, five hundred ninety-nine".