140636054 has 24 divisors (see below), whose sum is σ = 229460040. Its totient is φ = 64616448.

The previous prime is 140636039. The next prime is 140636063. The reversal of 140636054 is 450636041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86057 + ... + 87675.

It is an arithmetic number, because the mean of its divisors is an integer number (9560835).

Almost surely, 2^140636054 is an apocalyptic number.

140636054 is a deficient number, since it is larger than the sum of its proper divisors (88823986).

140636054 is a wasteful number, since it uses less digits than its factorization.

140636054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904 (or 1891 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 140636054 is about 11859.0072940360. The cubic root of 140636054 is about 520.0345810336.

The spelling of 140636054 in words is "one hundred forty million, six hundred thirty-six thousand, fifty-four".