261150627 has 4 divisors (see below), whose sum is σ = 348200840. Its totient is φ = 174100416.

The previous prime is 261150569. The next prime is 261150641. The reversal of 261150627 is 726051162.

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

It is not a de Polignac number, because 261150627 - 2⁶ = 261150563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 261150594 and 261150603.

It is not an unprimeable number, because it can be changed into a prime (261157627) 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, 43525102 + ... + 43525107.

It is an arithmetic number, because the mean of its divisors is an integer number (87050210).

Almost surely, 2^261150627 is an apocalyptic number.

261150627 is a deficient number, since it is larger than the sum of its proper divisors (87050213).

261150627 is an equidigital number, since it uses as much as digits as its factorization.

261150627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87050212.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 261150627 is about 16160.1555376178. The cubic root of 261150627 is about 639.1905676949.

The spelling of 261150627 in words is "two hundred sixty-one million, one hundred fifty thousand, six hundred twenty-seven".