134331345 has 32 divisors (see below), whose sum is σ = 240071040. Its totient is φ = 71265600.

The previous prime is 134331341. The next prime is 134331347. The reversal of 134331345 is 543133431.

134331345 is a `hidden beast` number, since 1 + 343 + 313 + 4 + 5 = 666.

It is not a de Polignac number, because 134331345 - 2² = 134331341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (134331341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24070 + ... + 29120.

It is an arithmetic number, because the mean of its divisors is an integer number (7502220).

Almost surely, 2^134331345 is an apocalyptic number.

134331345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134331345 is a deficient number, since it is larger than the sum of its proper divisors (105739695).

134331345 is a wasteful number, since it uses less digits than its factorization.

134331345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262 (or 5256 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 134331345 is about 11590.1399905264. The cubic root of 134331345 is about 512.1444307399.

Adding to 134331345 its reverse (543133431), we get a palindrome (677464776).

The spelling of 134331345 in words is "one hundred thirty-four million, three hundred thirty-one thousand, three hundred forty-five".