57405011 has 2 divisors, whose sum is σ = 57405012. Its totient is φ = 57405010.

The previous prime is 57404993. The next prime is 57405071. The reversal of 57405011 is 11050475.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57405011 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57405071) 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, 28702505 + 28702506.

It is an arithmetic number, because the mean of its divisors is an integer number (28702506).

Almost surely, 2^57405011 is an apocalyptic number.

57405011 is a deficient number, since it is larger than the sum of its proper divisors (1).

57405011 is an equidigital number, since it uses as much as digits as its factorization.

57405011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 57405011 is about 7576.6094659815. The cubic root of 57405011 is about 385.7594745737.

Adding to 57405011 its reverse (11050475), we get a palindrome (68455486).

The spelling of 57405011 in words is "fifty-seven million, four hundred five thousand, eleven".