265416373 has 2 divisors, whose sum is σ = 265416374. Its totient is φ = 265416372.

The previous prime is 265416337. The next prime is 265416383. The reversal of 265416373 is 373614562.

Together with previous prime (265416337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261889489 + 3526884 = 16183^2 + 1878^2 .

It is a cyclic number.

It is not a de Polignac number, because 265416373 - 2¹³ = 265408181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265416383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132708186 + 132708187.

It is an arithmetic number, because the mean of its divisors is an integer number (132708187).

Almost surely, 2^265416373 is an apocalyptic number.

It is an amenable number.

265416373 is a deficient number, since it is larger than the sum of its proper divisors (1).

265416373 is an equidigital number, since it uses as much as digits as its factorization.

265416373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 265416373 is about 16291.6043715774. The cubic root of 265416373 is about 642.6520590704.

The spelling of 265416373 in words is "two hundred sixty-five million, four hundred sixteen thousand, three hundred seventy-three".