140117652 has 36 divisors (see below), whose sum is σ = 354952416. Its totient is φ = 46604880.

The previous prime is 140117617. The next prime is 140117657. The reversal of 140117652 is 256711041.

It is a happy number.

140117652 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 1 + 7 + 652 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140117657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13713 + ... + 21639.

Almost surely, 2^140117652 is an apocalyptic number.

140117652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140117652 is an abundant number, since it is smaller than the sum of its proper divisors (214834764).

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

140117652 is a wasteful number, since it uses less digits than its factorization.

140117652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8428 (or 8423 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 140117652 is about 11837.1302265372. The cubic root of 140117652 is about 519.3948235818.

Adding to 140117652 its reverse (256711041), we get a palindrome (396828693).

The spelling of 140117652 in words is "one hundred forty million, one hundred seventeen thousand, six hundred fifty-two".