69094481 has 2 divisors, whose sum is σ = 69094482. Its totient is φ = 69094480.

The previous prime is 69094451. The next prime is 69094489. The reversal of 69094481 is 18449096.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45900625 + 23193856 = 6775^2 + 4816^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69094481 is a prime.

It is a super-2 number, since 2×69094481² = 9548094609318722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (69094489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34547240 + 34547241.

It is an arithmetic number, because the mean of its divisors is an integer number (34547241).

Almost surely, 2^69094481 is an apocalyptic number.

It is an amenable number.

69094481 is a deficient number, since it is larger than the sum of its proper divisors (1).

69094481 is an equidigital number, since it uses as much as digits as its factorization.

69094481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 69094481 is about 8312.3090053246. The cubic root of 69094481 is about 410.3437153419.

The spelling of 69094481 in words is "sixty-nine million, ninety-four thousand, four hundred eighty-one".