2111454413 has 4 divisors (see below), whose sum is σ = 2160558048. Its totient is φ = 2062350780.

The previous prime is 2111454407. The next prime is 2111454431. The reversal of 2111454413 is 3144541112.

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 2111454413 - 2⁸ = 2111454157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111450413) 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, 24551753 + ... + 24551838.

It is an arithmetic number, because the mean of its divisors is an integer number (540139512).

Almost surely, 2^2111454413 is an apocalyptic number.

It is an amenable number.

2111454413 is a deficient number, since it is larger than the sum of its proper divisors (49103635).

2111454413 is an equidigital number, since it uses as much as digits as its factorization.

2111454413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49103634.

The product of its digits is 1920, while the sum is 26.

The square root of 2111454413 is about 45950.5648822732. The cubic root of 2111454413 is about 1282.9032433781.

Adding to 2111454413 its reverse (3144541112), we get a palindrome (5255995525).

The spelling of 2111454413 in words is "two billion, one hundred eleven million, four hundred fifty-four thousand, four hundred thirteen".