1002097134 has 72 divisors (see below), whose sum is σ = 2279115072. Its totient is φ = 317882880.

The previous prime is 1002097133. The next prime is 1002097139. The reversal of 1002097134 is 4317902001.

It is a junction number, because it is equal to n+sod(n) for n = 1002097098 and 1002097107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002097133) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2973414 + ... + 2973750.

It is an arithmetic number, because the mean of its divisors is an integer number (31654376).

Almost surely, 2^1002097134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002097134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1139557536).

1002097134 is an abundant number, since it is smaller than the sum of its proper divisors (1277017938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002097134 is a wasteful number, since it uses less digits than its factorization.

1002097134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 446 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1002097134 is about 31655.9178353748. The cubic root of 1002097134 is about 1000.6985565718.

Adding to 1002097134 its reverse (4317902001), we get a palindrome (5319999135).

The spelling of 1002097134 in words is "one billion, two million, ninety-seven thousand, one hundred thirty-four".