141593405890409 has 4 divisors (see below), whose sum is σ = 154465533698640. Its totient is φ = 128721278082180.

The previous prime is 141593405890357. The next prime is 141593405890439. The reversal of 141593405890409 is 904098504395141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 141593405890409 - 2¹² = 141593405886313 is a prime.

It is a super-2 number, since 2×141593405890409² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141593405890439) 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, 6436063904099 + ... + 6436063904120.

It is an arithmetic number, because the mean of its divisors is an integer number (38616383424660).

Almost surely, 2^{141593405890409} is an apocalyptic number.

It is an amenable number.

141593405890409 is a deficient number, since it is larger than the sum of its proper divisors (12872127808231).

141593405890409 is a wasteful number, since it uses less digits than its factorization.

141593405890409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12872127808230.

The product of its (nonzero) digits is 27993600, while the sum is 62.

The spelling of 141593405890409 in words is "one hundred forty-one trillion, five hundred ninety-three billion, four hundred five million, eight hundred ninety thousand, four hundred nine".