265195453 has 2 divisors, whose sum is σ = 265195454. Its totient is φ = 265195452.

The previous prime is 265195433. The next prime is 265195471. The reversal of 265195453 is 354591562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257698809 + 7496644 = 16053^2 + 2738^2 .

It is a cyclic number.

It is not a de Polignac number, because 265195453 - 2¹³ = 265187261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265195423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132597726 + 132597727.

It is an arithmetic number, because the mean of its divisors is an integer number (132597727).

Almost surely, 2^265195453 is an apocalyptic number.

It is an amenable number.

265195453 is a deficient number, since it is larger than the sum of its proper divisors (1).

265195453 is an equidigital number, since it uses as much as digits as its factorization.

265195453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162000, while the sum is 40.

The square root of 265195453 is about 16284.8227807367. The cubic root of 265195453 is about 642.4737052126.

The spelling of 265195453 in words is "two hundred sixty-five million, one hundred ninety-five thousand, four hundred fifty-three".