140004343415 has 4 divisors (see below), whose sum is σ = 168005212104. Its totient is φ = 112003474728.

The previous prime is 140004343393. The next prime is 140004343417. The reversal of 140004343415 is 514343400041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 514343400041 = 1063 ⋅483860207.

It is a cyclic number.

It is not a de Polignac number, because 140004343415 - 2¹⁴ = 140004327031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140004343417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14000434337 + ... + 14000434346.

It is an arithmetic number, because the mean of its divisors is an integer number (42001303026).

Almost surely, 2^140004343415 is an apocalyptic number.

140004343415 is a deficient number, since it is larger than the sum of its proper divisors (28000868689).

140004343415 is an equidigital number, since it uses as much as digits as its factorization.

140004343415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28000868688.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 140004343415 its reverse (514343400041), we get a palindrome (654347743456).

The spelling of 140004343415 in words is "one hundred forty billion, four million, three hundred forty-three thousand, four hundred fifteen".