142403511226 has 8 divisors (see below), whose sum is σ = 214538041620. Its totient is φ = 70890830688.

The previous prime is 142403511203. The next prime is 142403511241. The reversal of 142403511226 is 622115304241.

142403511226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 113127959025 + 29275552201 = 336345^2 + 171101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 155461891 + ... + 155462806.

Almost surely, 2^142403511226 is an apocalyptic number.

142403511226 is a deficient number, since it is larger than the sum of its proper divisors (72134530394).

142403511226 is a wasteful number, since it uses less digits than its factorization.

142403511226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310924928.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 142403511226 its reverse (622115304241), we get a palindrome (764518815467).

The spelling of 142403511226 in words is "one hundred forty-two billion, four hundred three million, five hundred eleven thousand, two hundred twenty-six".