134002075420 has 12 divisors (see below), whose sum is σ = 281404358424. Its totient is φ = 53600830160.

The previous prime is 134002075411. The next prime is 134002075421. The reversal of 134002075420 is 24570200431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134002075421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3350051866 + ... + 3350051905.

It is an arithmetic number, because the mean of its divisors is an integer number (23450363202).

Almost surely, 2^134002075420 is an apocalyptic number.

134002075420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134002075420 is an abundant number, since it is smaller than the sum of its proper divisors (147402283004).

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

134002075420 is a wasteful number, since it uses less digits than its factorization.

134002075420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6700103780 (or 6700103778 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

Adding to 134002075420 its reverse (24570200431), we get a palindrome (158572275851).

The spelling of 134002075420 in words is "one hundred thirty-four billion, two million, seventy-five thousand, four hundred twenty".