6985025269 has 2 divisors, whose sum is σ = 6985025270. Its totient is φ = 6985025268.

The previous prime is 6985025249. The next prime is 6985025287. The reversal of 6985025269 is 9625205896.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5906691025 + 1078334244 = 76855^2 + 32838^2 .

It is a cyclic number.

It is not a de Polignac number, because 6985025269 - 2¹³ = 6985017077 is a prime.

It is a super-2 number, since 2×6985025269² = 97581156017137044722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6985025249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3492512634 + 3492512635.

It is an arithmetic number, because the mean of its divisors is an integer number (3492512635).

Almost surely, 2^6985025269 is an apocalyptic number.

It is an amenable number.

6985025269 is a deficient number, since it is larger than the sum of its proper divisors (1).

6985025269 is an equidigital number, since it uses as much as digits as its factorization.

6985025269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The square root of 6985025269 is about 83576.4636066877. The cubic root of 6985025269 is about 1911.5661313014.

The spelling of 6985025269 in words is "six billion, nine hundred eighty-five million, twenty-five thousand, two hundred sixty-nine".