4454231121013 has 2 divisors, whose sum is σ = 4454231121014. Its totient is φ = 4454231121012.

The previous prime is 4454231120993. The next prime is 4454231121029. The reversal of 4454231121013 is 3101211324544.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4131308283844 + 322922837169 = 2032562^2 + 568263^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4454231121013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4454231121913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227115560506 + 2227115560507.

It is an arithmetic number, because the mean of its divisors is an integer number (2227115560507).

Almost surely, 2^{4454231121013} is an apocalyptic number.

It is an amenable number.

4454231121013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4454231121013 is an equidigital number, since it uses as much as digits as its factorization.

4454231121013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 4454231121013 its reverse (3101211324544), we get a palindrome (7555442445557).

The spelling of 4454231121013 in words is "four trillion, four hundred fifty-four billion, two hundred thirty-one million, one hundred twenty-one thousand, thirteen".