151403012123 has 24 divisors (see below), whose sum is σ = 171989250048. Its totient is φ = 133041942000.

The previous prime is 151403012107. The next prime is 151403012141. The reversal of 151403012123 is 321210304151.

It is not a de Polignac number, because 151403012123 - 2⁴ = 151403012107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151403012143) 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 23 ways as a sum of consecutive naturals, for example, 3213728 + ... + 3260498.

It is an arithmetic number, because the mean of its divisors is an integer number (7166218752).

Almost surely, 2^151403012123 is an apocalyptic number.

151403012123 is a deficient number, since it is larger than the sum of its proper divisors (20586237925).

151403012123 is a wasteful number, since it uses less digits than its factorization.

151403012123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47687 (or 47676 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 151403012123 its reverse (321210304151), we get a palindrome (472613316274).

The spelling of 151403012123 in words is "one hundred fifty-one billion, four hundred three million, twelve thousand, one hundred twenty-three".