1341242123 has 4 divisors (see below), whose sum is σ = 1444414608. Its totient is φ = 1238069640.

The previous prime is 1341242107. The next prime is 1341242179. The reversal of 1341242123 is 3212421431.

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

It is a cyclic number.

It is not a de Polignac number, because 1341242123 - 2⁴ = 1341242107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1341242923) 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, 51586223 + ... + 51586248.

It is an arithmetic number, because the mean of its divisors is an integer number (361103652).

Almost surely, 2^1341242123 is an apocalyptic number.

1341242123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1341242123 is a deficient number, since it is larger than the sum of its proper divisors (103172485).

1341242123 is a wasteful number, since it uses less digits than its factorization.

1341242123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103172484.

The product of its digits is 1152, while the sum is 23.

The square root of 1341242123 is about 36622.9726128287. The cubic root of 1341242123 is about 1102.8143150116.

Adding to 1341242123 its reverse (3212421431), we get a palindrome (4553663554).

The spelling of 1341242123 in words is "one billion, three hundred forty-one million, two hundred forty-two thousand, one hundred twenty-three".