2111454053 has 2 divisors, whose sum is σ = 2111454054. Its totient is φ = 2111454052.

The previous prime is 2111454049. The next prime is 2111454071. The reversal of 2111454053 is 3504541112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2096998849 + 14455204 = 45793^2 + 3802^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111454053 - 2² = 2111454049 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111454083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055727026 + 1055727027.

It is an arithmetic number, because the mean of its divisors is an integer number (1055727027).

Almost surely, 2^2111454053 is an apocalyptic number.

It is an amenable number.

2111454053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111454053 is an equidigital number, since it uses as much as digits as its factorization.

2111454053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 2111454053 is about 45950.5609650198. The cubic root of 2111454053 is about 1282.9031704671.

Adding to 2111454053 its reverse (3504541112), we get a palindrome (5615995165).

The spelling of 2111454053 in words is "two billion, one hundred eleven million, four hundred fifty-four thousand, fifty-three".