11439020134 has 8 divisors (see below), whose sum is σ = 17186523120. Its totient is φ = 5710179096.

The previous prime is 11439020113. The next prime is 11439020143. The reversal of 11439020134 is 43102093411.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4663954 + ... + 4666405.

It is an arithmetic number, because the mean of its divisors is an integer number (2148315390).

Almost surely, 2^11439020134 is an apocalyptic number.

11439020134 is a deficient number, since it is larger than the sum of its proper divisors (5747502986).

11439020134 is an equidigital number, since it uses as much as digits as its factorization.

11439020134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9330974.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 11439020134 in words is "eleven billion, four hundred thirty-nine million, twenty thousand, one hundred thirty-four".