2142311403 has 8 divisors (see below), whose sum is σ = 2954912400. Its totient is φ = 1378959008.

The previous prime is 2142311401. The next prime is 2142311407. The reversal of 2142311403 is 3041132412.

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

It is a cyclic number.

It is not a de Polignac number, because 2142311403 - 2¹ = 2142311401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2142311403.

It is not an unprimeable number, because it can be changed into a prime (2142311401) 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, 12312048 + ... + 12312221.

It is an arithmetic number, because the mean of its divisors is an integer number (369364050).

Almost surely, 2^2142311403 is an apocalyptic number.

2142311403 is a deficient number, since it is larger than the sum of its proper divisors (812600997).

2142311403 is a wasteful number, since it uses less digits than its factorization.

2142311403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24624301.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2142311403 is about 46285.1099490970. The cubic root of 2142311403 is about 1289.1225334974.

Adding to 2142311403 its reverse (3041132412), we get a palindrome (5183443815).

The spelling of 2142311403 in words is "two billion, one hundred forty-two million, three hundred eleven thousand, four hundred three".