261460323 has 18 divisors (see below), whose sum is σ = 401191284. Its totient is φ = 164051904.

The previous prime is 261460301. The next prime is 261460337. The reversal of 261460323 is 323064162.

261460323 is a `hidden beast` number, since 26 + 14 + 603 + 23 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-261460323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (261460363) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 47661 + ... + 52862.

Almost surely, 2^261460323 is an apocalyptic number.

261460323 is a deficient number, since it is larger than the sum of its proper divisors (139730961).

261460323 is a wasteful number, since it uses less digits than its factorization.

261460323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100563 (or 100543 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 261460323 is about 16169.7347844669. The cubic root of 261460323 is about 639.4431378495.

The spelling of 261460323 in words is "two hundred sixty-one million, four hundred sixty thousand, three hundred twenty-three".