140554135 has 4 divisors (see below), whose sum is σ = 168664968. Its totient is φ = 112443304.

The previous prime is 140554129. The next prime is 140554171. The reversal of 140554135 is 531455041.

140554135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140554135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14055409 + ... + 14055418.

It is an arithmetic number, because the mean of its divisors is an integer number (42166242).

Almost surely, 2^140554135 is an apocalyptic number.

140554135 is a deficient number, since it is larger than the sum of its proper divisors (28110833).

140554135 is an equidigital number, since it uses as much as digits as its factorization.

140554135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28110832.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 140554135 is about 11855.5529183586. The cubic root of 140554135 is about 519.9335898918.

The spelling of 140554135 in words is "one hundred forty million, five hundred fifty-four thousand, one hundred thirty-five".