265061361 has 8 divisors (see below), whose sum is σ = 368781120. Its totient is φ = 169024592.

The previous prime is 265061359. The next prime is 265061387. The reversal of 265061361 is 163160562.

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

It is a cyclic number.

It is not a de Polignac number, because 265061361 - 2¹ = 265061359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (265061311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1920666 + ... + 1920803.

It is an arithmetic number, because the mean of its divisors is an integer number (46097640).

Almost surely, 2^265061361 is an apocalyptic number.

It is an amenable number.

265061361 is a deficient number, since it is larger than the sum of its proper divisors (103719759).

265061361 is a wasteful number, since it uses less digits than its factorization.

265061361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841495.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 265061361 is about 16280.7051751452. The cubic root of 265061361 is about 642.3654013090.

The spelling of 265061361 in words is "two hundred sixty-five million, sixty-one thousand, three hundred sixty-one".