140414509 has 8 divisors (see below), whose sum is σ = 148938048. Its totient is φ = 131920320.

The previous prime is 140414507. The next prime is 140414569. The reversal of 140414509 is 905414041.

140414509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 140414509 - 2¹ = 140414507 is a prime.

It is a super-2 number, since 2×140414509² = 39432468675422162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140414501) 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, 2944 + ... + 17014.

It is an arithmetic number, because the mean of its divisors is an integer number (18617256).

Almost surely, 2^140414509 is an apocalyptic number.

It is an amenable number.

140414509 is a deficient number, since it is larger than the sum of its proper divisors (8523539).

140414509 is a wasteful number, since it uses less digits than its factorization.

140414509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14675.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 140414509 is about 11849.6628222072. The cubic root of 140414509 is about 519.7613660967.

The spelling of 140414509 in words is "one hundred forty million, four hundred fourteen thousand, five hundred nine".