1341330231 has 4 divisors (see below), whose sum is σ = 1788440312. Its totient is φ = 894220152.

The previous prime is 1341330223. The next prime is 1341330233. The reversal of 1341330231 is 1320331431.

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

It is not a de Polignac number, because 1341330231 - 2³ = 1341330223 is a prime.

It is a super-2 number, since 2×1341330231² = 3598333577189026722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1341330198 and 1341330207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341330233) by changing a digit.

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, 223555036 + ... + 223555041.

It is an arithmetic number, because the mean of its divisors is an integer number (447110078).

Almost surely, 2^1341330231 is an apocalyptic number.

1341330231 is a deficient number, since it is larger than the sum of its proper divisors (447110081).

1341330231 is an equidigital number, since it uses as much as digits as its factorization.

1341330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447110080.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1341330231 is about 36624.1754992519. The cubic root of 1341330231 is about 1102.8384629349.

Adding to 1341330231 its reverse (1320331431), we get a palindrome (2661661662).

The spelling of 1341330231 in words is "one billion, three hundred forty-one million, three hundred thirty thousand, two hundred thirty-one".