134400030 has 16 divisors (see below), whose sum is σ = 322560144. Its totient is φ = 35840000.

The previous prime is 134400029. The next prime is 134400041. The reversal of 134400030 is 30004431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 134399982 and 134400009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2239971 + ... + 2240030.

It is an arithmetic number, because the mean of its divisors is an integer number (20160009).

Almost surely, 2^134400030 is an apocalyptic number.

134400030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134400030 is an abundant number, since it is smaller than the sum of its proper divisors (188160114).

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

134400030 is a wasteful number, since it uses less digits than its factorization.

134400030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4480011.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 134400030 is about 11593.1026908244. The cubic root of 134400030 is about 512.2317041075.

Adding to 134400030 its reverse (30004431), we get a palindrome (164404461).

The spelling of 134400030 in words is "one hundred thirty-four million, four hundred thousand, thirty".