140132429 has 8 divisors (see below), whose sum is σ = 147619680. Its totient is φ = 132656400.

The previous prime is 140132401. The next prime is 140132453. The reversal of 140132429 is 924231041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140132429 - 2¹² = 140128333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140132398 and 140132407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140132129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38759 + ... + 42219.

It is an arithmetic number, because the mean of its divisors is an integer number (18452460).

Almost surely, 2^140132429 is an apocalyptic number.

140132429 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

140132429 is a deficient number, since it is larger than the sum of its proper divisors (7487251).

140132429 is a wasteful number, since it uses less digits than its factorization.

140132429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 140132429 is about 11837.7543900860. The cubic root of 140132429 is about 519.4130816371.

The spelling of 140132429 in words is "one hundred forty million, one hundred thirty-two thousand, four hundred twenty-nine".