2111512093 has 2 divisors, whose sum is σ = 2111512094. Its totient is φ = 2111512092.

The previous prime is 2111512063. The next prime is 2111512111. The reversal of 2111512093 is 3902151112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2003726169 + 107785924 = 44763^2 + 10382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111512093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111512043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055756046 + 1055756047.

It is an arithmetic number, because the mean of its divisors is an integer number (1055756047).

Almost surely, 2^2111512093 is an apocalyptic number.

It is an amenable number.

2111512093 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111512093 is an equidigital number, since it uses as much as digits as its factorization.

2111512093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 2111512093 is about 45951.1925090089. The cubic root of 2111512093 is about 1282.9149252446.

The spelling of 2111512093 in words is "two billion, one hundred eleven million, five hundred twelve thousand, ninety-three".