85513411 has 2 divisors, whose sum is σ = 85513412. Its totient is φ = 85513410.

The previous prime is 85513339. The next prime is 85513423. The reversal of 85513411 is 11431558.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85513411 - 2⁹ = 85512899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85513411.

It is not a weakly prime, because it can be changed into another prime (85513511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42756705 + 42756706.

It is an arithmetic number, because the mean of its divisors is an integer number (42756706).

Almost surely, 2^85513411 is an apocalyptic number.

85513411 is a deficient number, since it is larger than the sum of its proper divisors (1).

85513411 is an equidigital number, since it uses as much as digits as its factorization.

85513411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 28.

The square root of 85513411 is about 9247.3461598450. The cubic root of 85513411 is about 440.5664381772.

Adding to 85513411 its reverse (11431558), we get a palindrome (96944969).

The spelling of 85513411 in words is "eighty-five million, five hundred thirteen thousand, four hundred eleven".