4235120969 has 2 divisors, whose sum is σ = 4235120970. Its totient is φ = 4235120968.

The previous prime is 4235120963. The next prime is 4235121013. The reversal of 4235120969 is 9690215324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2968615225 + 1266505744 = 54485^2 + 35588^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4235120969 is a prime.

It is a super-2 number, since 2×4235120969² = 35872499244126997922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4235120963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2117560484 + 2117560485.

It is an arithmetic number, because the mean of its divisors is an integer number (2117560485).

Almost surely, 2^4235120969 is an apocalyptic number.

It is an amenable number.

4235120969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4235120969 is an equidigital number, since it uses as much as digits as its factorization.

4235120969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 4235120969 is about 65077.8070389591. The cubic root of 4235120969 is about 1617.9134047438.

The spelling of 4235120969 in words is "four billion, two hundred thirty-five million, one hundred twenty thousand, nine hundred sixty-nine".