134480237 has 4 divisors (see below), whose sum is σ = 138114876. Its totient is φ = 130845600.

The previous prime is 134480231. The next prime is 134480267. The reversal of 134480237 is 732084431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 732084431 = 13 ⋅56314187.

It can be written as a sum of positive squares in 2 ways, for example, as 111112681 + 23367556 = 10541^2 + 4834^2 .

It is a cyclic number.

It is not a de Polignac number, because 134480237 - 2⁸ = 134479981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134480231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817264 + ... + 1817337.

It is an arithmetic number, because the mean of its divisors is an integer number (34528719).

Almost surely, 2^134480237 is an apocalyptic number.

It is an amenable number.

134480237 is a deficient number, since it is larger than the sum of its proper divisors (3634639).

134480237 is an equidigital number, since it uses as much as digits as its factorization.

134480237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634638.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 134480237 is about 11596.5614300102. The cubic root of 134480237 is about 512.3335800724. Note that the first 3 decimals are identical.

The spelling of 134480237 in words is "one hundred thirty-four million, four hundred eighty thousand, two hundred thirty-seven".