140102032 has 40 divisors (see below), whose sum is σ = 328478976. Its totient is φ = 56510976.

The previous prime is 140102023. The next prime is 140102057. The reversal of 140102032 is 230201041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34888 + ... + 38695.

Almost surely, 2^140102032 is an apocalyptic number.

It is an amenable number.

140102032 is an abundant number, since it is smaller than the sum of its proper divisors (188376944).

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

140102032 is a wasteful number, since it uses less digits than its factorization.

140102032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73615 (or 73609 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 140102032 is about 11836.4704198507. The cubic root of 140102032 is about 519.3755225432.

Adding to 140102032 its reverse (230201041), we get a palindrome (370303073).

Subtracting 140102032 from its reverse (230201041), we obtain a palindrome (90099009).

The spelling of 140102032 in words is "one hundred forty million, one hundred two thousand, thirty-two".