1353240123 has 8 divisors (see below), whose sum is σ = 1820874000. Its totient is φ = 893883168.

The previous prime is 1353240073. The next prime is 1353240127. The reversal of 1353240123 is 3210423531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1353240123 - 2¹⁰ = 1353239099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1353240093 and 1353240102.

It is not an unprimeable number, because it can be changed into a prime (1353240127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068848 + ... + 2069501.

It is an arithmetic number, because the mean of its divisors is an integer number (227609250).

Almost surely, 2^1353240123 is an apocalyptic number.

1353240123 is a deficient number, since it is larger than the sum of its proper divisors (467633877).

1353240123 is a wasteful number, since it uses less digits than its factorization.

1353240123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138461.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1353240123 is about 36786.4122061394. The cubic root of 1353240123 is about 1106.0929442714.

Adding to 1353240123 its reverse (3210423531), we get a palindrome (4563663654).

The spelling of 1353240123 in words is "one billion, three hundred fifty-three million, two hundred forty thousand, one hundred twenty-three".