1406666453141 has 4 divisors (see below), whose sum is σ = 1408725994752. Its totient is φ = 1404606911532.

The previous prime is 1406666453089. The next prime is 1406666453191. The reversal of 1406666453141 is 1413546666041.

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 1406666453141 - 2⁶ = 1406666453077 is a prime.

It is a super-2 number, since 2×1406666453141² (a number of 25 digits) 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 (1406666453191) 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, 1029769781 + ... + 1029771146.

It is an arithmetic number, because the mean of its divisors is an integer number (352181498688).

Almost surely, 2^{1406666453141} is an apocalyptic number.

It is an amenable number.

1406666453141 is a deficient number, since it is larger than the sum of its proper divisors (2059541611).

1406666453141 is an equidigital number, since it uses as much as digits as its factorization.

1406666453141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059541610.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 1406666453141 in words is "one trillion, four hundred six billion, six hundred sixty-six million, four hundred fifty-three thousand, one hundred forty-one".