123134453350 has 24 divisors (see below), whose sum is σ = 234616186728. Its totient is φ = 48052468800.

The previous prime is 123134453339. The next prime is 123134453353. The reversal of 123134453350 is 53354431321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123134453353) 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 11 ways as a sum of consecutive naturals, for example, 30030744 + ... + 30034843.

It is an arithmetic number, because the mean of its divisors is an integer number (9775674447).

Almost surely, 2^123134453350 is an apocalyptic number.

123134453350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123134453350 is a deficient number, since it is larger than the sum of its proper divisors (111481733378).

123134453350 is a wasteful number, since it uses less digits than its factorization.

123134453350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60065640 (or 60065635 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 123134453350 its reverse (53354431321), we get a palindrome (176488884671).

The spelling of 123134453350 in words is "one hundred twenty-three billion, one hundred thirty-four million, four hundred fifty-three thousand, three hundred fifty".