134521156 has 24 divisors (see below), whose sum is σ = 293501376. Its totient is φ = 52410720.

The previous prime is 134521147. The next prime is 134521291. The reversal of 134521156 is 651125431.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218071 + ... + 218686.

It is an arithmetic number, because the mean of its divisors is an integer number (12229224).

Almost surely, 2^134521156 is an apocalyptic number.

It is an amenable number.

134521156 is an abundant number, since it is smaller than the sum of its proper divisors (158980220).

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

134521156 is a wasteful number, since it uses less digits than its factorization.

134521156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436779 (or 436777 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 134521156 is about 11598.3255688052. The cubic root of 134521156 is about 512.3855382691.

Adding to 134521156 its reverse (651125431), we get a palindrome (785646587).

The spelling of 134521156 in words is "one hundred thirty-four million, five hundred twenty-one thousand, one hundred fifty-six".