8450131 has 4 divisors (see below), whose sum is σ = 8817552. Its totient is φ = 8082712.

The previous prime is 8450089. The next prime is 8450149. The reversal of 8450131 is 1310548.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8450131 - 2¹⁹ = 7925843 is a prime.

It is a super-2 number, since 2×8450131² = 142809427834322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8456131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183676 + ... + 183721.

It is an arithmetic number, because the mean of its divisors is an integer number (2204388).

Almost surely, 2^8450131 is an apocalyptic number.

8450131 is a deficient number, since it is larger than the sum of its proper divisors (367421).

8450131 is a wasteful number, since it uses less digits than its factorization.

8450131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367420.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 8450131 is about 2906.9109033474. The cubic root of 8450131 is about 203.6828581763.

Adding to 8450131 its reverse (1310548), we get a palindrome (9760679).

The spelling of 8450131 in words is "eight million, four hundred fifty thousand, one hundred thirty-one".