361114261 has 4 divisors (see below), whose sum is σ = 361624300. Its totient is φ = 360604224.

The previous prime is 361114253. The next prime is 361114267. The reversal of 361114261 is 162411163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 162411163 = 83 ⋅1956761.

It can be written as a sum of positive squares in 2 ways, for example, as 40883236 + 320231025 = 6394^2 + 17895^2 .

It is a cyclic number.

It is not a de Polignac number, because 361114261 - 2³ = 361114253 is a prime.

It is a super-2 number, since 2×361114261² = 260807018995152242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361114267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253956 + ... + 255373.

It is an arithmetic number, because the mean of its divisors is an integer number (90406075).

Almost surely, 2^361114261 is an apocalyptic number.

It is an amenable number.

361114261 is a deficient number, since it is larger than the sum of its proper divisors (510039).

361114261 is an equidigital number, since it uses as much as digits as its factorization.

361114261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510038.

The product of its digits is 864, while the sum is 25.

The square root of 361114261 is about 19003.0066305309. The cubic root of 361114261 is about 712.1118508001. Note that the first 3 decimals are identical.

The spelling of 361114261 in words is "three hundred sixty-one million, one hundred fourteen thousand, two hundred sixty-one".