140402110134 has 32 divisors (see below), whose sum is σ = 329895869184. Its totient is φ = 39273317280.

The previous prime is 140402110103. The next prime is 140402110141. The reversal of 140402110134 is 431011204041.

It is a self number, because there is not a number n which added to its sum of digits gives 140402110134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81818554 + ... + 81820269.

It is an arithmetic number, because the mean of its divisors is an integer number (10309245912).

Almost surely, 2^140402110134 is an apocalyptic number.

140402110134 is an abundant number, since it is smaller than the sum of its proper divisors (189493759050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140402110134 is a wasteful number, since it uses less digits than its factorization.

140402110134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163638852.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 140402110134 its reverse (431011204041), we get a palindrome (571413314175).

The spelling of 140402110134 in words is "one hundred forty billion, four hundred two million, one hundred ten thousand, one hundred thirty-four".