84603131 has 16 divisors (see below), whose sum is σ = 91748160. Its totient is φ = 77806080.

The previous prime is 84603119. The next prime is 84603137. The reversal of 84603131 is 13130648.

It is a cyclic number.

It is not a de Polignac number, because 84603131 - 2¹⁰ = 84602107 is a prime.

It is a super-2 number, since 2×84603131² = 14315379550006322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84603131.

It is not an unprimeable number, because it can be changed into a prime (84603137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68225 + ... + 69453.

It is an arithmetic number, because the mean of its divisors is an integer number (5734260).

Almost surely, 2^84603131 is an apocalyptic number.

84603131 is a deficient number, since it is larger than the sum of its proper divisors (7145029).

84603131 is a wasteful number, since it uses less digits than its factorization.

84603131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 84603131 is about 9197.9960317452. The cubic root of 84603131 is about 438.9975992798.

Adding to 84603131 its reverse (13130648), we get a palindrome (97733779).

The spelling of 84603131 in words is "eighty-four million, six hundred three thousand, one hundred thirty-one".