131040003 has 16 divisors (see below), whose sum is σ = 178237440. Its totient is φ = 85610784.

The previous prime is 131039989. The next prime is 131040023. The reversal of 131040003 is 300040131.

It is not a de Polignac number, because 131040003 - 2⁸ = 131039747 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (131040023) 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, 66825 + ... + 68757.

It is an arithmetic number, because the mean of its divisors is an integer number (11139840).

Almost surely, 2^131040003 is an apocalyptic number.

131040003 is a deficient number, since it is larger than the sum of its proper divisors (47197437).

131040003 is a wasteful number, since it uses less digits than its factorization.

131040003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 131040003 is about 11447.2705480390. The cubic root of 131040003 is about 507.9269985723.

Adding to 131040003 its reverse (300040131), we get a palindrome (431080134).

The spelling of 131040003 in words is "one hundred thirty-one million, forty thousand, three".