43402134134 has 4 divisors (see below), whose sum is σ = 65103201204. Its totient is φ = 21701067066.

The previous prime is 43402134059. The next prime is 43402134143. The reversal of 43402134134 is 43143120434.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 43402134097 and 43402134106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10850533532 + ... + 10850533535.

It is an arithmetic number, because the mean of its divisors is an integer number (16275800301).

Almost surely, 2^43402134134 is an apocalyptic number.

43402134134 is a deficient number, since it is larger than the sum of its proper divisors (21701067070).

43402134134 is a wasteful number, since it uses less digits than its factorization.

43402134134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21701067069.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 43402134134 its reverse (43143120434), we get a palindrome (86545254568).

The spelling of 43402134134 in words is "forty-three billion, four hundred two million, one hundred thirty-four thousand, one hundred thirty-four".