134554545 has 24 divisors (see below), whose sum is σ = 237632616. Its totient is φ = 70407168.

The previous prime is 134554543. The next prime is 134554571. The reversal of 134554545 is 545455431.

It can be written as a sum of positive squares in 4 ways, for example, as 29778849 + 104775696 = 5457^2 + 10236^2 .

It is not a de Polignac number, because 134554545 - 2¹ = 134554543 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134554543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25824 + ... + 30593.

It is an arithmetic number, because the mean of its divisors is an integer number (9901359).

Almost surely, 2^134554545 is an apocalyptic number.

134554545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134554545 is a deficient number, since it is larger than the sum of its proper divisors (103078071).

134554545 is a wasteful number, since it uses less digits than its factorization.

134554545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56481 (or 56478 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 134554545 is about 11599.7648683066. The cubic root of 134554545 is about 512.4279272038.

The spelling of 134554545 in words is "one hundred thirty-four million, five hundred fifty-four thousand, five hundred forty-five".