55355011 has 2 divisors, whose sum is σ = 55355012. Its totient is φ = 55355010.

The previous prime is 55354993. The next prime is 55355017. The reversal of 55355011 is 11055355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55355011 - 2⁵ = 55354979 is a prime.

It is not a weakly prime, because it can be changed into another prime (55355017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27677505 + 27677506.

It is an arithmetic number, because the mean of its divisors is an integer number (27677506).

Almost surely, 2^55355011 is an apocalyptic number.

55355011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55355011 is an equidigital number, since it uses as much as digits as its factorization.

55355011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1875, while the sum is 25.

The square root of 55355011 is about 7440.0948246645. The cubic root of 55355011 is about 381.1117281968. Note that the first 3 decimals are identical.

The spelling of 55355011 in words is "fifty-five million, three hundred fifty-five thousand, eleven".