154412344103 has 4 divisors (see below), whose sum is σ = 154646657880. Its totient is φ = 154178030328.

The previous prime is 154412344069. The next prime is 154412344109. The reversal of 154412344103 is 301443214451.

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

It is a cyclic number.

It is not a de Polignac number, because 154412344103 - 2²⁰ = 154411295527 is a prime.

It is a super-2 number, since 2×154412344103² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 154412344103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154412344109) 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, 117155900 + ... + 117157217.

It is an arithmetic number, because the mean of its divisors is an integer number (38661664470).

Almost surely, 2^154412344103 is an apocalyptic number.

154412344103 is a deficient number, since it is larger than the sum of its proper divisors (234313777).

154412344103 is an equidigital number, since it uses as much as digits as its factorization.

154412344103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234313776.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 154412344103 its reverse (301443214451), we get a palindrome (455855558554).

The spelling of 154412344103 in words is "one hundred fifty-four billion, four hundred twelve million, three hundred forty-four thousand, one hundred three".