153135123 has 8 divisors (see below), whose sum is σ = 209160336. Its totient is φ = 99600000.

The previous prime is 153135121. The next prime is 153135137. The reversal of 153135123 is 321531351.

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

It is not a de Polignac number, because 153135123 - 2¹ = 153135121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153135093 and 153135102.

It is not an unprimeable number, because it can be changed into a prime (153135121) 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, 622378 + ... + 622623.

It is an arithmetic number, because the mean of its divisors is an integer number (26145042).

Almost surely, 2^153135123 is an apocalyptic number.

153135123 is a deficient number, since it is larger than the sum of its proper divisors (56025213).

153135123 is a wasteful number, since it uses less digits than its factorization.

153135123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245045.

The product of its digits is 1350, while the sum is 24.

The square root of 153135123 is about 12374.7776949729. Note that the first 3 decimals coincide. The cubic root of 153135123 is about 535.0055293923.

Adding to 153135123 its reverse (321531351), we get a palindrome (474666474).

The spelling of 153135123 in words is "one hundred fifty-three million, one hundred thirty-five thousand, one hundred twenty-three".