53411513 has 2 divisors, whose sum is σ = 53411514. Its totient is φ = 53411512.

The previous prime is 53411509. The next prime is 53411531. The reversal of 53411513 is 31511435.

Together with next prime (53411531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30063289 + 23348224 = 5483^2 + 4832^2 .

It is a cyclic number.

It is not a de Polignac number, because 53411513 - 2² = 53411509 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53411503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26705756 + 26705757.

It is an arithmetic number, because the mean of its divisors is an integer number (26705757).

Almost surely, 2^53411513 is an apocalyptic number.

It is an amenable number.

53411513 is a deficient number, since it is larger than the sum of its proper divisors (1).

53411513 is an equidigital number, since it uses as much as digits as its factorization.

53411513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 23.

The square root of 53411513 is about 7308.3180691593. The cubic root of 53411513 is about 376.5982464633.

Adding to 53411513 its reverse (31511435), we get a palindrome (84922948).

The spelling of 53411513 in words is "fifty-three million, four hundred eleven thousand, five hundred thirteen".