140930829 has 24 divisors (see below), whose sum is σ = 219641240. Its totient is φ = 86562432.

The previous prime is 140930827. The next prime is 140930831. The reversal of 140930829 is 928039041.

140930829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140930827) and next prime (140930831).

It can be written as a sum of positive squares in 4 ways, for example, as 38415204 + 102515625 = 6198^2 + 10125^2 .

It is not a de Polignac number, because 140930829 - 2¹ = 140930827 is a prime.

It is a super-2 number, since 2×140930829² = 39722997125254482, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140930793 and 140930802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140930827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96267 + ... + 97719.

Almost surely, 2^140930829 is an apocalyptic number.

It is an amenable number.

140930829 is a deficient number, since it is larger than the sum of its proper divisors (78710411).

140930829 is a wasteful number, since it uses less digits than its factorization.

140930829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301 (or 2298 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 140930829 is about 11871.4291052089. The cubic root of 140930829 is about 520.3976605624.

The spelling of 140930829 in words is "one hundred forty million, nine hundred thirty thousand, eight hundred twenty-nine".