154403203142 has 16 divisors (see below), whose sum is σ = 235622110464. Its totient is φ = 75869493000.

The previous prime is 154403203127. The next prime is 154403203147. The reversal of 154403203142 is 241302304451.

154403203142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154403203147) 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 7 ways as a sum of consecutive naturals, for example, 1703984 + ... + 1792307.

It is an arithmetic number, because the mean of its divisors is an integer number (14726381904).

Almost surely, 2^154403203142 is an apocalyptic number.

154403203142 is a deficient number, since it is larger than the sum of its proper divisors (81218907322).

154403203142 is a wasteful number, since it uses less digits than its factorization.

154403203142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3496675.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 154403203142 its reverse (241302304451), we get a palindrome (395705507593).

The spelling of 154403203142 in words is "one hundred fifty-four billion, four hundred three million, two hundred three thousand, one hundred forty-two".