1341023321 has 4 divisors (see below), whose sum is σ = 1462934544. Its totient is φ = 1219112100.

The previous prime is 1341023309. The next prime is 1341023323. The reversal of 1341023321 is 1233201431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1341023321 - 2²⁶ = 1273914457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1341023293 and 1341023302.

It is not an unprimeable number, because it can be changed into a prime (1341023323) 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, 60955595 + ... + 60955616.

It is an arithmetic number, because the mean of its divisors is an integer number (365733636).

Almost surely, 2^1341023321 is an apocalyptic number.

1341023321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1341023321 is a deficient number, since it is larger than the sum of its proper divisors (121911223).

1341023321 is a wasteful number, since it uses less digits than its factorization.

1341023321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121911222.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1341023321 is about 36619.9852676104. The cubic root of 1341023321 is about 1102.7543429662.

Adding to 1341023321 its reverse (1233201431), we get a palindrome (2574224752).

The spelling of 1341023321 in words is "one billion, three hundred forty-one million, twenty-three thousand, three hundred twenty-one".