2111424137 has 2 divisors, whose sum is σ = 2111424138. Its totient is φ = 2111424136.

The previous prime is 2111424113. The next prime is 2111424169. The reversal of 2111424137 is 7314241112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1236506896 + 874917241 = 35164^2 + 29579^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111424137 - 2¹² = 2111420041 is a prime.

It is a super-2 number, since 2×2111424137² = 8916223772612389538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2111424737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055712068 + 1055712069.

It is an arithmetic number, because the mean of its divisors is an integer number (1055712069).

Almost surely, 2^2111424137 is an apocalyptic number.

It is an amenable number.

2111424137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111424137 is an equidigital number, since it uses as much as digits as its factorization.

2111424137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 2111424137 is about 45950.2354400932. The cubic root of 2111424137 is about 1282.8971115283.

Adding to 2111424137 its reverse (7314241112), we get a palindrome (9425665249).

The spelling of 2111424137 in words is "two billion, one hundred eleven million, four hundred twenty-four thousand, one hundred thirty-seven".