11454110142621 has 4 divisors (see below), whose sum is σ = 15272146856832. Its totient is φ = 7636073428412.

The previous prime is 11454110142611. The next prime is 11454110142641. The reversal of 11454110142621 is 12624101145411.

11454110142621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11454110142621 - 2⁵ = 11454110142589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11454110142611) 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, 1909018357101 + ... + 1909018357106.

It is an arithmetic number, because the mean of its divisors is an integer number (3818036714208).

Almost surely, 2^{11454110142621} is an apocalyptic number.

It is an amenable number.

11454110142621 is a deficient number, since it is larger than the sum of its proper divisors (3818036714211).

11454110142621 is an equidigital number, since it uses as much as digits as its factorization.

11454110142621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818036714210.

The product of its (nonzero) digits is 7680, while the sum is 33.

The spelling of 11454110142621 in words is "eleven trillion, four hundred fifty-four billion, one hundred ten million, one hundred forty-two thousand, six hundred twenty-one".