86475553 has 2 divisors, whose sum is σ = 86475554. Its totient is φ = 86475552.

The previous prime is 86475547. The next prime is 86475559. The reversal of 86475553 is 35557468.

It is a balanced prime because it is at equal distance from previous prime (86475547) and next prime (86475559).

It can be written as a sum of positive squares in only one way, i.e., 46621584 + 39853969 = 6828^2 + 6313^2 .

It is a cyclic number.

It is not a de Polignac number, because 86475553 - 2¹⁷ = 86344481 is a prime.

It is not a weakly prime, because it can be changed into another prime (86475559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43237776 + 43237777.

It is an arithmetic number, because the mean of its divisors is an integer number (43237777).

Almost surely, 2^86475553 is an apocalyptic number.

It is an amenable number.

86475553 is a deficient number, since it is larger than the sum of its proper divisors (1).

86475553 is an equidigital number, since it uses as much as digits as its factorization.

86475553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 43.

The square root of 86475553 is about 9299.2232471320. The cubic root of 86475553 is about 442.2126032347.

The spelling of 86475553 in words is "eighty-six million, four hundred seventy-five thousand, five hundred fifty-three".