140838130 has 8 divisors (see below), whose sum is σ = 253508652. Its totient is φ = 56335248.

The previous prime is 140838121. The next prime is 140838151. The reversal of 140838130 is 31838041.

It can be written as a sum of positive squares in 2 ways, for example, as 140209281 + 628849 = 11841^2 + 793^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 7041897 + ... + 7041916.

Almost surely, 2^140838130 is an apocalyptic number.

140838130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140838130 is a deficient number, since it is larger than the sum of its proper divisors (112670522).

140838130 is a wasteful number, since it uses less digits than its factorization.

140838130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14083820.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 140838130 is about 11867.5241731374. The cubic root of 140838130 is about 520.2835361988.

The spelling of 140838130 in words is "one hundred forty million, eight hundred thirty-eight thousand, one hundred thirty".