54512011 has 2 divisors, whose sum is σ = 54512012. Its totient is φ = 54512010.

The previous prime is 54511999. The next prime is 54512021. The reversal of 54512011 is 11021545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54512011 - 2¹¹ = 54509963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54512011.

It is not a weakly prime, because it can be changed into another prime (54512021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27256005 + 27256006.

It is an arithmetic number, because the mean of its divisors is an integer number (27256006).

Almost surely, 2^54512011 is an apocalyptic number.

54512011 is a deficient number, since it is larger than the sum of its proper divisors (1).

54512011 is an equidigital number, since it uses as much as digits as its factorization.

54512011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 54512011 is about 7383.2249728692. The cubic root of 54512011 is about 379.1671765454.

Adding to 54512011 its reverse (11021545), we get a palindrome (65533556).

The spelling of 54512011 in words is "fifty-four million, five hundred twelve thousand, eleven".