134144004 has 96 divisors (see below), whose sum is σ = 340623360. Its totient is φ = 40981248.

The previous prime is 134143979. The next prime is 134144029. The reversal of 134144004 is 400441431.

It is an interprime number because it is at equal distance from previous prime (134143979) and next prime (134144029).

It is a super-2 number, since 2×134144004² = 35989227618304032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1056189 + ... + 1056315.

It is an arithmetic number, because the mean of its divisors is an integer number (3548160).

Almost surely, 2^134144004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134144004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170311680).

134144004 is an abundant number, since it is smaller than the sum of its proper divisors (206479356).

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

134144004 is a wasteful number, since it uses less digits than its factorization.

134144004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 134144004 is about 11582.0552580274. The cubic root of 134144004 is about 511.9062379167.

Adding to 134144004 its reverse (400441431), we get a palindrome (534585435).

The spelling of 134144004 in words is "one hundred thirty-four million, one hundred forty-four thousand, four".