11948137 has 2 divisors, whose sum is σ = 11948138. Its totient is φ = 11948136.

The previous prime is 11948021. The next prime is 11948141. The reversal of 11948137 is 73184911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11758041 + 190096 = 3429^2 + 436^2 .

It is a cyclic number.

It is not a de Polignac number, because 11948137 - 2¹¹ = 11946089 is a prime.

It is not a weakly prime, because it can be changed into another prime (11948147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5974068 + 5974069.

It is an arithmetic number, because the mean of its divisors is an integer number (5974069).

Almost surely, 2^11948137 is an apocalyptic number.

It is an amenable number.

11948137 is a deficient number, since it is larger than the sum of its proper divisors (1).

11948137 is an equidigital number, since it uses as much as digits as its factorization.

11948137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 34.

The square root of 11948137 is about 3456.6077301308. The cubic root of 11948137 is about 228.6125482383.

The spelling of 11948137 in words is "eleven million, nine hundred forty-eight thousand, one hundred thirty-seven".