140055135 has 32 divisors (see below), whose sum is σ = 245576448. Its totient is φ = 67595520.

The previous prime is 140055133. The next prime is 140055187. The reversal of 140055135 is 531550041.

It is not a de Polignac number, because 140055135 - 2¹ = 140055133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140055131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36624 + ... + 40266.

It is an arithmetic number, because the mean of its divisors is an integer number (7674264).

Almost surely, 2^140055135 is an apocalyptic number.

140055135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140055135 is a deficient number, since it is larger than the sum of its proper divisors (105521313).

140055135 is a wasteful number, since it uses less digits than its factorization.

140055135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3895.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 140055135 is about 11834.4892158470. The cubic root of 140055135 is about 519.3175650871.

The spelling of 140055135 in words is "one hundred forty million, fifty-five thousand, one hundred thirty-five".