140563136 has 56 divisors (see below), whose sum is σ = 320503296. Its totient is φ = 59915520.

The previous prime is 140563103. The next prime is 140563153. The reversal of 140563136 is 631365041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 140563099 and 140563108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93785 + ... + 95271.

Almost surely, 2^140563136 is an apocalyptic number.

140563136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140563136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160251648).

140563136 is an abundant number, since it is smaller than the sum of its proper divisors (179940160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140563136 is a wasteful number, since it uses less digits than its factorization.

140563136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 140563136 is about 11855.9325234247. The cubic root of 140563136 is about 519.9446883969.

The spelling of 140563136 in words is "one hundred forty million, five hundred sixty-three thousand, one hundred thirty-six".