20340001134 has 24 divisors (see below), whose sum is σ = 44157636432. Its totient is φ = 6766518240.

The previous prime is 20340001133. The next prime is 20340001141. The reversal of 20340001134 is 43110004302.

It is a super-2 number, since 2×20340001134² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340001133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1114207 + ... + 1132314.

It is an arithmetic number, because the mean of its divisors is an integer number (1839901518).

Almost surely, 2^20340001134 is an apocalyptic number.

20340001134 is an abundant number, since it is smaller than the sum of its proper divisors (23817635298).

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

20340001134 is a wasteful number, since it uses less digits than its factorization.

20340001134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247032 (or 2247029 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20340001134 its reverse (43110004302), we get a palindrome (63450005436).

The spelling of 20340001134 in words is "twenty billion, three hundred forty million, one thousand, one hundred thirty-four".