140253534254 has 8 divisors (see below), whose sum is σ = 212463274968. Its totient is φ = 69432442600.

The previous prime is 140253534251. The next prime is 140253534277. The reversal of 140253534254 is 452435352041.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140253534251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347162012 + ... + 347162415.

It is an arithmetic number, because the mean of its divisors is an integer number (26557909371).

Almost surely, 2^140253534254 is an apocalyptic number.

140253534254 is a deficient number, since it is larger than the sum of its proper divisors (72209740714).

140253534254 is a wasteful number, since it uses less digits than its factorization.

140253534254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694324530.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 140253534254 its reverse (452435352041), we get a palindrome (592688886295).

The spelling of 140253534254 in words is "one hundred forty billion, two hundred fifty-three million, five hundred thirty-four thousand, two hundred fifty-four".