154153041123 has 4 divisors (see below), whose sum is σ = 205537388168. Its totient is φ = 102768694080.

The previous prime is 154153041067. The next prime is 154153041127. The reversal of 154153041123 is 321140351451.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 154153041123 - 2²⁵ = 154119486691 is a prime.

It is a super-2 number, since 2×154153041123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154153041127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25692173518 + ... + 25692173523.

It is an arithmetic number, because the mean of its divisors is an integer number (51384347042).

Almost surely, 2^154153041123 is an apocalyptic number.

154153041123 is a deficient number, since it is larger than the sum of its proper divisors (51384347045).

154153041123 is an equidigital number, since it uses as much as digits as its factorization.

154153041123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51384347044.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 154153041123 its reverse (321140351451), we get a palindrome (475293392574).

The spelling of 154153041123 in words is "one hundred fifty-four billion, one hundred fifty-three million, forty-one thousand, one hundred twenty-three".