153123103 has 8 divisors (see below), whose sum is σ = 181032480. Its totient is φ = 126722400.

The previous prime is 153123101. The next prime is 153123127. The reversal of 153123103 is 301321351.

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

It is not a de Polignac number, because 153123103 - 2¹ = 153123101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153123101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376948 + ... + 377353.

It is an arithmetic number, because the mean of its divisors is an integer number (22629060).

Almost surely, 2^153123103 is an apocalyptic number.

153123103 is a deficient number, since it is larger than the sum of its proper divisors (27909377).

153123103 is an equidigital number, since it uses as much as digits as its factorization.

153123103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754337.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 153123103 is about 12374.2920201521. The cubic root of 153123103 is about 534.9915310040.

Adding to 153123103 its reverse (301321351), we get a palindrome (454444454).

It can be divided in two parts, 153 and 123103, that added together give a triangular number (123256 = T₄₉₆).

The spelling of 153123103 in words is "one hundred fifty-three million, one hundred twenty-three thousand, one hundred three".