140554136 has 8 divisors (see below), whose sum is σ = 263539020. Its totient is φ = 70277064.

The previous prime is 140554129. The next prime is 140554171. The reversal of 140554136 is 631455041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 140554099 and 140554108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8784626 + ... + 8784641.

Almost surely, 2^140554136 is an apocalyptic number.

It is an amenable number.

140554136 is a deficient number, since it is larger than the sum of its proper divisors (122984884).

140554136 is a wasteful number, since it uses less digits than its factorization.

140554136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17569273 (or 17569269 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 140554136 is about 11855.5529605329. The cubic root of 140554136 is about 519.9335911248.

The spelling of 140554136 in words is "one hundred forty million, five hundred fifty-four thousand, one hundred thirty-six".