140114509 has 2 divisors, whose sum is σ = 140114510. Its totient is φ = 140114508.

The previous prime is 140114497. The next prime is 140114537. The reversal of 140114509 is 905411041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100701225 + 39413284 = 10035^2 + 6278^2 .

It is a cyclic number.

It is not a de Polignac number, because 140114509 - 2¹⁹ = 139590221 is a prime.

It is a super-2 number, since 2×140114509² = 39264151264622162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140114549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70057254 + 70057255.

It is an arithmetic number, because the mean of its divisors is an integer number (70057255).

Almost surely, 2^140114509 is an apocalyptic number.

It is an amenable number.

140114509 is a deficient number, since it is larger than the sum of its proper divisors (1).

140114509 is an equidigital number, since it uses as much as digits as its factorization.

140114509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 140114509 is about 11836.9974655738. The cubic root of 140114509 is about 519.3909400118.

The spelling of 140114509 in words is "one hundred forty million, one hundred fourteen thousand, five hundred nine".