131003104 has 12 divisors (see below), whose sum is σ = 257912424. Its totient is φ = 65501536.

The previous prime is 131003027. The next prime is 131003107. The reversal of 131003104 is 401300131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131003107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2046892 + ... + 2046955.

It is an arithmetic number, because the mean of its divisors is an integer number (21492702).

Almost surely, 2^131003104 is an apocalyptic number.

It is an amenable number.

131003104 is a deficient number, since it is larger than the sum of its proper divisors (126909320).

131003104 is an equidigital number, since it uses as much as digits as its factorization.

131003104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093857 (or 4093849 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 131003104 is about 11445.6587403260. The cubic root of 131003104 is about 507.8793190919.

Adding to 131003104 its reverse (401300131), we get a palindrome (532303235).

The spelling of 131003104 in words is "one hundred thirty-one million, three thousand, one hundred four".