20262713 has 2 divisors, whose sum is σ = 20262714. Its totient is φ = 20262712.

The previous prime is 20262703. The next prime is 20262727. The reversal of 20262713 is 31726202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18421264 + 1841449 = 4292^2 + 1357^2 .

It is a cyclic number.

It is not a de Polignac number, because 20262713 - 2⁸ = 20262457 is a prime.

It is not a weakly prime, because it can be changed into another prime (20262703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10131356 + 10131357.

It is an arithmetic number, because the mean of its divisors is an integer number (10131357).

Almost surely, 2^20262713 is an apocalyptic number.

It is an amenable number.

20262713 is a deficient number, since it is larger than the sum of its proper divisors (1).

20262713 is an equidigital number, since it uses as much as digits as its factorization.

20262713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 20262713 is about 4501.4123339237. The cubic root of 20262713 is about 272.6251166322.

Adding to 20262713 its reverse (31726202), we get a palindrome (51988915).

The spelling of 20262713 in words is "twenty million, two hundred sixty-two thousand, seven hundred thirteen".