134400530 has 16 divisors (see below), whose sum is σ = 263913984. Its totient is φ = 48872880.

The previous prime is 134400491. The next prime is 134400551. The reversal of 134400530 is 35004431.

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, 610802 + ... + 611021.

It is an arithmetic number, because the mean of its divisors is an integer number (16494624).

Almost surely, 2^134400530 is an apocalyptic number.

134400530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134400530 is a deficient number, since it is larger than the sum of its proper divisors (129513454).

134400530 is a wasteful number, since it uses less digits than its factorization.

134400530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221841.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 134400530 is about 11593.1242553507. The cubic root of 134400530 is about 512.2323393145.

Adding to 134400530 its reverse (35004431), we get a palindrome (169404961).

The spelling of 134400530 in words is "one hundred thirty-four million, four hundred thousand, five hundred thirty".