2054139137 has 2 divisors, whose sum is σ = 2054139138. Its totient is φ = 2054139136.

The previous prime is 2054139083. The next prime is 2054139161. The reversal of 2054139137 is 7319314502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1754018161 + 300120976 = 41881^2 + 17324^2 .

It is a cyclic number.

It is not a de Polignac number, because 2054139137 - 2¹⁰ = 2054138113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2054139097 and 2054139106.

It is not a weakly prime, because it can be changed into another prime (2054139037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027069568 + 1027069569.

It is an arithmetic number, because the mean of its divisors is an integer number (1027069569).

Almost surely, 2^2054139137 is an apocalyptic number.

It is an amenable number.

2054139137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054139137 is an equidigital number, since it uses as much as digits as its factorization.

2054139137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 2054139137 is about 45322.6117627835. The cubic root of 2054139137 is about 1271.1884914648.

The spelling of 2054139137 in words is "two billion, fifty-four million, one hundred thirty-nine thousand, one hundred thirty-seven".