134515143400 has 144 divisors (see below), whose sum is σ = 344059814700. Its totient is φ = 48872524800.

The previous prime is 134515143397. The next prime is 134515143473. The reversal of 134515143400 is 4341515431.

It can be written as a sum of positive squares in 6 ways, for example, as 73117241604 + 61397901796 = 270402^2 + 247786^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 48229206 + ... + 48231994.

Almost surely, 2^134515143400 is an apocalyptic number.

134515143400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134515143400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172029907350).

134515143400 is an abundant number, since it is smaller than the sum of its proper divisors (209544671300).

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

134515143400 is a wasteful number, since it uses less digits than its factorization.

134515143400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4820 (or 4800 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 134515143400 its reverse (4341515431), we get a palindrome (138856658831).

The spelling of 134515143400 in words is "one hundred thirty-four billion, five hundred fifteen million, one hundred forty-three thousand, four hundred".