1341123185 has 4 divisors (see below), whose sum is σ = 1609347828. Its totient is φ = 1072898544.

The previous prime is 1341123181. The next prime is 1341123187. The reversal of 1341123185 is 5813211431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5813211431 = 661 ⋅8794571.

It can be written as a sum of positive squares in 2 ways, for example, as 610880656 + 730242529 = 24716^2 + 27023^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341123185 - 2² = 1341123181 is a prime.

It is a super-2 number, since 2×1341123185² = 3597222794689088450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341123181) 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, 134112314 + ... + 134112323.

It is an arithmetic number, because the mean of its divisors is an integer number (402336957).

Almost surely, 2^1341123185 is an apocalyptic number.

It is an amenable number.

1341123185 is a deficient number, since it is larger than the sum of its proper divisors (268224643).

1341123185 is an equidigital number, since it uses as much as digits as its factorization.

1341123185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268224642.

The product of its digits is 2880, while the sum is 29.

The square root of 1341123185 is about 36621.3487599788. The cubic root of 1341123185 is about 1102.7817157753.

The spelling of 1341123185 in words is "one billion, three hundred forty-one million, one hundred twenty-three thousand, one hundred eighty-five".