4269521969 has 2 divisors, whose sum is σ = 4269521970. Its totient is φ = 4269521968.

The previous prime is 4269521957. The next prime is 4269521981. The reversal of 4269521969 is 9691259624.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (4269521957) and next prime (4269521981).

It can be written as a sum of positive squares in only one way, i.e., 3915630625 + 353891344 = 62575^2 + 18812^2 .

It is a cyclic number.

It is not a de Polignac number, because 4269521969 - 2²⁴ = 4252744753 is a prime.

It is a super-2 number, since 2×4269521969² = 36457635687547273922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4269521969.

It is not a weakly prime, because it can be changed into another prime (4269521999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2134760984 + 2134760985.

It is an arithmetic number, because the mean of its divisors is an integer number (2134760985).

Almost surely, 2^4269521969 is an apocalyptic number.

It is an amenable number.

4269521969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4269521969 is an equidigital number, since it uses as much as digits as its factorization.

4269521969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 53.

The square root of 4269521969 is about 65341.5791743665. The cubic root of 4269521969 is about 1622.2822540910.

The spelling of 4269521969 in words is "four billion, two hundred sixty-nine million, five hundred twenty-one thousand, nine hundred sixty-nine".