1341544541 has 4 divisors (see below), whose sum is σ = 1347902784. Its totient is φ = 1335186300.

The previous prime is 1341544531. The next prime is 1341544543. The reversal of 1341544541 is 1454451431.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1454451431 = 149 ⋅9761419.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341544541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1341544498 and 1341544507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341544543) 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, 3178805 + ... + 3179226.

It is an arithmetic number, because the mean of its divisors is an integer number (336975696).

Almost surely, 2^1341544541 is an apocalyptic number.

It is an amenable number.

1341544541 is a deficient number, since it is larger than the sum of its proper divisors (6358243).

1341544541 is an equidigital number, since it uses as much as digits as its factorization.

1341544541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6358242.

The product of its digits is 19200, while the sum is 32.

The square root of 1341544541 is about 36627.1011820482. The cubic root of 1341544541 is about 1102.8971948612.

Adding to 1341544541 its reverse (1454451431), we get a palindrome (2795995972).

The spelling of 1341544541 in words is "one billion, three hundred forty-one million, five hundred forty-four thousand, five hundred forty-one".