265745423 has 4 divisors (see below), whose sum is σ = 274317888. Its totient is φ = 257172960.

The previous prime is 265745413. The next prime is 265745429. The reversal of 265745423 is 324547562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 265745423 - 2¹⁰ = 265744399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265745429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4286186 + ... + 4286247.

It is an arithmetic number, because the mean of its divisors is an integer number (68579472).

Almost surely, 2^265745423 is an apocalyptic number.

265745423 is a deficient number, since it is larger than the sum of its proper divisors (8572465).

265745423 is an equidigital number, since it uses as much as digits as its factorization.

265745423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8572464.

The product of its digits is 201600, while the sum is 38.

The square root of 265745423 is about 16301.7000033739. The cubic root of 265745423 is about 642.9175254017.

The spelling of 265745423 in words is "two hundred sixty-five million, seven hundred forty-five thousand, four hundred twenty-three".