140156135 has 32 divisors (see below), whose sum is σ = 205286400. Its totient is φ = 89768448.

The previous prime is 140156087. The next prime is 140156147. The reversal of 140156135 is 531651041.

It is not a de Polignac number, because 140156135 - 2¹² = 140152039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32591 + ... + 36639.

It is an arithmetic number, because the mean of its divisors is an integer number (6415200).

Almost surely, 2^140156135 is an apocalyptic number.

140156135 is a deficient number, since it is larger than the sum of its proper divisors (65130265).

140156135 is a wasteful number, since it uses less digits than its factorization.

140156135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4127.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 140156135 is about 11838.7556356232. The cubic root of 140156135 is about 519.4423694385.

The spelling of 140156135 in words is "one hundred forty million, one hundred fifty-six thousand, one hundred thirty-five".