69355379 has 2 divisors, whose sum is σ = 69355380. Its totient is φ = 69355378.

The previous prime is 69355369. The next prime is 69355397. The reversal of 69355379 is 97355396.

Together with next prime (69355397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 69355379 - 2⁸ = 69355123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (69355309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34677689 + 34677690.

It is an arithmetic number, because the mean of its divisors is an integer number (34677690).

Almost surely, 2^69355379 is an apocalyptic number.

69355379 is a deficient number, since it is larger than the sum of its proper divisors (1).

69355379 is an equidigital number, since it uses as much as digits as its factorization.

69355379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 765450, while the sum is 47.

The square root of 69355379 is about 8327.9876921139. The cubic root of 69355379 is about 410.8595471243.

The spelling of 69355379 in words is "sixty-nine million, three hundred fifty-five thousand, three hundred seventy-nine".