11454262042621 has 2 divisors, whose sum is σ = 11454262042622. Its totient is φ = 11454262042620.

The previous prime is 11454262042607. The next prime is 11454262042633. The reversal of 11454262042621 is 12624026245411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6325531833721 + 5128730208900 = 2515061^2 + 2264670^2 .

It is a cyclic number.

It is not a de Polignac number, because 11454262042621 - 2⁷ = 11454262042493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11454262042021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5727131021310 + 5727131021311.

It is an arithmetic number, because the mean of its divisors is an integer number (5727131021311).

Almost surely, 2^{11454262042621} is an apocalyptic number.

It is an amenable number.

11454262042621 is a deficient number, since it is larger than the sum of its proper divisors (1).

11454262042621 is an equidigital number, since it uses as much as digits as its factorization.

11454262042621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 11454262042621 in words is "eleven trillion, four hundred fifty-four billion, two hundred sixty-two million, forty-two thousand, six hundred twenty-one".