86311603 has 16 divisors (see below), whose sum is σ = 99956736. Its totient is φ = 73003680.

The previous prime is 86311591. The next prime is 86311607. The reversal of 86311603 is 30611368.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86311603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86311607) 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 in 15 ways as a sum of consecutive naturals, for example, 318358 + ... + 318628.

It is an arithmetic number, because the mean of its divisors is an integer number (6247296).

Almost surely, 2^86311603 is an apocalyptic number.

86311603 is a deficient number, since it is larger than the sum of its proper divisors (13645133).

86311603 is a wasteful number, since it uses less digits than its factorization.

86311603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 86311603 is about 9290.4038125369. The cubic root of 86311603 is about 441.9329611067.

The spelling of 86311603 in words is "eighty-six million, three hundred eleven thousand, six hundred three".