253346069 has 2 divisors, whose sum is σ = 253346070. Its totient is φ = 253346068.

The previous prime is 253346021. The next prime is 253346101. The reversal of 253346069 is 960643352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253223569 + 122500 = 15913^2 + 350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253346069 is a prime.

It is a super-2 number, since 2×253346069² = 128368461355505522, which contains 22 as substring.

It is a Chen prime.

It is equal to p_13852298 and since 253346069 and 13852298 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253349069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126673034 + 126673035.

It is an arithmetic number, because the mean of its divisors is an integer number (126673035).

Almost surely, 2^253346069 is an apocalyptic number.

It is an amenable number.

253346069 is a deficient number, since it is larger than the sum of its proper divisors (1).

253346069 is an equidigital number, since it uses as much as digits as its factorization.

253346069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 253346069 is about 15916.8485888382. The cubic root of 253346069 is about 632.7586002711.

The spelling of 253346069 in words is "two hundred fifty-three million, three hundred forty-six thousand, sixty-nine".