20140341569 has 2 divisors, whose sum is σ = 20140341570. Its totient is φ = 20140341568.

The previous prime is 20140341553. The next prime is 20140341581. The reversal of 20140341569 is 96514304102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14336949169 + 5803392400 = 119737^2 + 76180^2 .

It is a cyclic number.

It is not a de Polignac number, because 20140341569 - 2⁴ = 20140341553 is a prime.

It is a super-2 number, since 2×20140341569² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20140341509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10070170784 + 10070170785.

It is an arithmetic number, because the mean of its divisors is an integer number (10070170785).

Almost surely, 2^20140341569 is an apocalyptic number.

It is an amenable number.

20140341569 is a deficient number, since it is larger than the sum of its proper divisors (1).

20140341569 is an equidigital number, since it uses as much as digits as its factorization.

20140341569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 20140341569 in words is "twenty billion, one hundred forty million, three hundred forty-one thousand, five hundred sixty-nine".