7133869 has 2 divisors, whose sum is σ = 7133870. Its totient is φ = 7133868.

The previous prime is 7133857. The next prime is 7133879. The reversal of 7133869 is 9683317.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6563844 + 570025 = 2562^2 + 755^2 .

It is a cyclic number.

It is not a de Polignac number, because 7133869 - 2⁵ = 7133837 is a prime.

It is a super-2 number, since 2×7133869² = 101784173818322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7133809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3566934 + 3566935.

It is an arithmetic number, because the mean of its divisors is an integer number (3566935).

Almost surely, 2^7133869 is an apocalyptic number.

It is an amenable number.

7133869 is a deficient number, since it is larger than the sum of its proper divisors (1).

7133869 is an equidigital number, since it uses as much as digits as its factorization.

7133869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 7133869 is about 2670.9303622521. The cubic root of 7133869 is about 192.5048652281.

The spelling of 7133869 in words is "seven million, one hundred thirty-three thousand, eight hundred sixty-nine".