140402210134 has 4 divisors (see below), whose sum is σ = 210603315204. Its totient is φ = 70201105066.

The previous prime is 140402210093. The next prime is 140402210141. The reversal of 140402210134 is 431012204041.

It is a happy number.

140402210134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431012204041 = 8431 ⋅51122311.

It is a super-2 number, since 2×140402210134² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 35100552532 + ... + 35100552535.

It is an arithmetic number, because the mean of its divisors is an integer number (52650828801).

Almost surely, 2^140402210134 is an apocalyptic number.

140402210134 is a deficient number, since it is larger than the sum of its proper divisors (70201105070).

140402210134 is an equidigital number, since it uses as much as digits as its factorization.

140402210134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70201105069.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 140402210134 its reverse (431012204041), we get a palindrome (571414414175).

The spelling of 140402210134 in words is "one hundred forty billion, four hundred two million, two hundred ten thousand, one hundred thirty-four".