134503215 has 64 divisors (see below), whose sum is σ = 271199232. Its totient is φ = 55296000.

The previous prime is 134503169. The next prime is 134503219. The reversal of 134503215 is 512305431.

It is not a de Polignac number, because 134503215 - 2⁷ = 134503087 is a prime.

It is a super-2 number, since 2×134503215² = 36182229690672450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134503219) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 116079 + ... + 117231.

It is an arithmetic number, because the mean of its divisors is an integer number (4237488).

Almost surely, 2^134503215 is an apocalyptic number.

134503215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134503215 is an abundant number, since it is smaller than the sum of its proper divisors (136696017).

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

134503215 is a wasteful number, since it uses less digits than its factorization.

134503215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 134503215 is about 11597.5521124072. The cubic root of 134503215 is about 512.3627584132.

Adding to 134503215 its reverse (512305431), we get a palindrome (646808646).

The spelling of 134503215 in words is "one hundred thirty-four million, five hundred three thousand, two hundred fifteen".