1341232985 has 4 divisors (see below), whose sum is σ = 1609479588. Its totient is φ = 1072986384.

The previous prime is 1341232973. The next prime is 1341233021. The reversal of 1341232985 is 5892321431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 902581849 + 438651136 = 30043^2 + 20944^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341232985 - 2⁸ = 1341232729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134123294 + ... + 134123303.

It is an arithmetic number, because the mean of its divisors is an integer number (402369897).

Almost surely, 2^1341232985 is an apocalyptic number.

It is an amenable number.

1341232985 is a deficient number, since it is larger than the sum of its proper divisors (268246603).

1341232985 is an equidigital number, since it uses as much as digits as its factorization.

1341232985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268246602.

The product of its digits is 51840, while the sum is 38.

The square root of 1341232985 is about 36622.8478548569. The cubic root of 1341232985 is about 1102.8118104824.

The spelling of 1341232985 in words is "one billion, three hundred forty-one million, two hundred thirty-two thousand, nine hundred eighty-five".