1002431402134 has 16 divisors (see below), whose sum is σ = 1516113043200. Its totient is φ = 497068237224.

The previous prime is 1002431402131. The next prime is 1002431402179. The reversal of 1002431402134 is 4312041342001.

It is a junction number, because it is equal to n+sod(n) for n = 1002431402099 and 1002431402108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002431402131) 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, 1706362 + ... + 2217325.

It is an arithmetic number, because the mean of its divisors is an integer number (94757065200).

Almost surely, 2^{1002431402134} is an apocalyptic number.

1002431402134 is a deficient number, since it is larger than the sum of its proper divisors (513681641066).

1002431402134 is a wasteful number, since it uses less digits than its factorization.

1002431402134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3924747.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1002431402134 its reverse (4312041342001), we get a palindrome (5314472744135).

The spelling of 1002431402134 in words is "one trillion, two billion, four hundred thirty-one million, four hundred two thousand, one hundred thirty-four".