140134302 has 48 divisors (see below), whose sum is σ = 378548352. Its totient is φ = 36398160.

The previous prime is 140134277. The next prime is 140134303. The reversal of 140134302 is 203431041.

140134302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140134303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49168 + ... + 51939.

It is an arithmetic number, because the mean of its divisors is an integer number (7886424).

Almost surely, 2^140134302 is an apocalyptic number.

140134302 is an abundant number, since it is smaller than the sum of its proper divisors (238414050).

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

140134302 is a wasteful number, since it uses less digits than its factorization.

140134302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101133 (or 101130 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140134302 is about 11837.8335011099. The cubic root of 140134302 is about 519.4153957728.

Adding to 140134302 its reverse (203431041), we get a palindrome (343565343).

The spelling of 140134302 in words is "one hundred forty million, one hundred thirty-four thousand, three hundred two".