134421100 has 36 divisors (see below), whose sum is σ = 318214008. Its totient is φ = 48880000.

The previous prime is 134421059. The next prime is 134421101. The reversal of 134421100 is 1124431.

It is not an unprimeable number, because it can be changed into a prime (134421101) 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, 60001 + ... + 62200.

It is an arithmetic number, because the mean of its divisors is an integer number (8839278).

Almost surely, 2^134421100 is an apocalyptic number.

134421100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134421100 is an abundant number, since it is smaller than the sum of its proper divisors (183792908).

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

134421100 is a wasteful number, since it uses less digits than its factorization.

134421100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122226 (or 122219 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 134421100 is about 11594.0113851937. The cubic root of 134421100 is about 512.2584703665.

Adding to 134421100 its reverse (1124431), we get a palindrome (135545531).

The spelling of 134421100 in words is "one hundred thirty-four million, four hundred twenty-one thousand, one hundred".