265140134 has 8 divisors (see below), whose sum is σ = 454525968. Its totient is φ = 113631480.

The previous prime is 265140131. The next prime is 265140151. The reversal of 265140134 is 431041562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265140131) 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 in 3 ways as a sum of consecutive naturals, for example, 9469277 + ... + 9469304.

It is an arithmetic number, because the mean of its divisors is an integer number (56815746).

Almost surely, 2^265140134 is an apocalyptic number.

265140134 is a deficient number, since it is larger than the sum of its proper divisors (189385834).

265140134 is a wasteful number, since it uses less digits than its factorization.

265140134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18938590.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 265140134 is about 16283.1242088243. The cubic root of 265140134 is about 642.4290293908.

Adding to 265140134 its reverse (431041562), we get a palindrome (696181696).

The spelling of 265140134 in words is "two hundred sixty-five million, one hundred forty thousand, one hundred thirty-four".