11642069 has 2 divisors, whose sum is σ = 11642070. Its totient is φ = 11642068.

The previous prime is 11642053. The next prime is 11642077. The reversal of 11642069 is 96024611.

11642069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8631844 + 3010225 = 2938^2 + 1735^2 .

It is a cyclic number.

It is not a de Polignac number, because 11642069 - 2⁴ = 11642053 is a prime.

It is a super-2 number, since 2×11642069² = 271075541201522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11642009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5821034 + 5821035.

It is an arithmetic number, because the mean of its divisors is an integer number (5821035).

Almost surely, 2^11642069 is an apocalyptic number.

It is an amenable number.

11642069 is a deficient number, since it is larger than the sum of its proper divisors (1).

11642069 is an equidigital number, since it uses as much as digits as its factorization.

11642069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 11642069 is about 3412.0476256934. The cubic root of 11642069 is about 226.6435633411.

The spelling of 11642069 in words is "eleven million, six hundred forty-two thousand, sixty-nine".