2131415403 has 8 divisors (see below), whose sum is σ = 3060493968. Its totient is φ = 1311640224.

The previous prime is 2131415389. The next prime is 2131415411. The reversal of 2131415403 is 3045141312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2131415403 - 2⁴ = 2131415387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2131415453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27325800 + ... + 27325877.

It is an arithmetic number, because the mean of its divisors is an integer number (382561746).

Almost surely, 2^2131415403 is an apocalyptic number.

2131415403 is a deficient number, since it is larger than the sum of its proper divisors (929078565).

2131415403 is a wasteful number, since it uses less digits than its factorization.

2131415403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54651693.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2131415403 is about 46167.2546617188. The cubic root of 2131415403 is about 1286.9332843537.

Adding to 2131415403 its reverse (3045141312), we get a palindrome (5176556715).

The spelling of 2131415403 in words is "two billion, one hundred thirty-one million, four hundred fifteen thousand, four hundred three".