103040131 has 4 divisors (see below), whose sum is σ = 103316752. Its totient is φ = 102763512.

The previous prime is 103040087. The next prime is 103040149. The reversal of 103040131 is 131040301.

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 103040131 - 2¹⁹ = 102515843 is a prime.

It is a super-2 number, since 2×103040131² = 21234537192994322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103040731) 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, 137751 + ... + 138496.

It is an arithmetic number, because the mean of its divisors is an integer number (25829188).

Almost surely, 2^103040131 is an apocalyptic number.

103040131 is a deficient number, since it is larger than the sum of its proper divisors (276621).

103040131 is an equidigital number, since it uses as much as digits as its factorization.

103040131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276620.

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

The square root of 103040131 is about 10150.8684850115. The cubic root of 103040131 is about 468.8156858232.

Adding to 103040131 its reverse (131040301), we get a palindrome (234080432).

The spelling of 103040131 in words is "one hundred three million, forty thousand, one hundred thirty-one".