69066137 has 8 divisors (see below), whose sum is σ = 80544000. Its totient is φ = 59199252.

The previous prime is 69066089. The next prime is 69066143. The reversal of 69066137 is 73166096.

It is not a de Polignac number, because 69066137 - 2⁶ = 69066073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 69066137.

It is not an unprimeable number, because it can be changed into a prime (69066157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100337 + ... + 101022.

It is an arithmetic number, because the mean of its divisors is an integer number (10068000).

Almost surely, 2^69066137 is an apocalyptic number.

It is an amenable number.

69066137 is a deficient number, since it is larger than the sum of its proper divisors (11477863).

69066137 is an equidigital number, since it uses as much as digits as its factorization.

69066137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201380 (or 201366 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 69066137 is about 8310.6038890083. The cubic root of 69066137 is about 410.2875971452.

The spelling of 69066137 in words is "sixty-nine million, sixty-six thousand, one hundred thirty-seven".