140252915135 has 16 divisors (see below), whose sum is σ = 174086572032. Its totient is φ = 108361696800.

The previous prime is 140252915129. The next prime is 140252915147. The reversal of 140252915135 is 531519252041.

It is a happy number.

It is not a de Polignac number, because 140252915135 - 2¹² = 140252911039 is a prime.

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, 845339 + ... + 997548.

It is an arithmetic number, because the mean of its divisors is an integer number (10880410752).

Almost surely, 2^140252915135 is an apocalyptic number.

140252915135 is a deficient number, since it is larger than the sum of its proper divisors (33833656897).

140252915135 is a wasteful number, since it uses less digits than its factorization.

140252915135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843414.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 140252915135 in words is "one hundred forty billion, two hundred fifty-two million, nine hundred fifteen thousand, one hundred thirty-five".