134387545 has 24 divisors (see below), whose sum is σ = 168716160. Its totient is φ = 102729600.

The previous prime is 134387543. The next prime is 134387557. The reversal of 134387545 is 545783431.

It is not a de Polignac number, because 134387545 - 2¹ = 134387543 is a prime.

It is a super-2 number, since 2×134387545² = 36120024502254050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134387498 and 134387507.

It is not an unprimeable number, because it can be changed into a prime (134387543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 495760 + ... + 496030.

It is an arithmetic number, because the mean of its divisors is an integer number (7029840).

Almost surely, 2^134387545 is an apocalyptic number.

It is an amenable number.

134387545 is a deficient number, since it is larger than the sum of its proper divisors (34328615).

134387545 is an equidigital number, since it uses as much as digits as its factorization.

134387545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 376 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 134387545 is about 11592.5642115970. The cubic root of 134387545 is about 512.2158424769.

It can be divided in two parts, 1343 and 87545, that added together give a palindrome (88888).

The spelling of 134387545 in words is "one hundred thirty-four million, three hundred eighty-seven thousand, five hundred forty-five".