55911337 has 2 divisors, whose sum is σ = 55911338. Its totient is φ = 55911336.

The previous prime is 55911307. The next prime is 55911347. The reversal of 55911337 is 73311955.

55911337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43877376 + 12033961 = 6624^2 + 3469^2 .

It is a cyclic number.

It is not a de Polignac number, because 55911337 - 2⁷ = 55911209 is a prime.

It is not a weakly prime, because it can be changed into another prime (55911307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27955668 + 27955669.

It is an arithmetic number, because the mean of its divisors is an integer number (27955669).

Almost surely, 2^55911337 is an apocalyptic number.

It is an amenable number.

55911337 is a deficient number, since it is larger than the sum of its proper divisors (1).

55911337 is an equidigital number, since it uses as much as digits as its factorization.

55911337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14175, while the sum is 34.

The square root of 55911337 is about 7477.3883809790. The cubic root of 55911337 is about 382.3842177367.

The spelling of 55911337 in words is "fifty-five million, nine hundred eleven thousand, three hundred thirty-seven".