134020537 has 24 divisors (see below), whose sum is σ = 165904200. Its totient is φ = 107573760.

The previous prime is 134020531. The next prime is 134020541. The reversal of 134020537 is 735020431.

It can be written as a sum of positive squares in 4 ways, for example, as 39075001 + 94945536 = 6251^2 + 9744^2 .

It is not a de Polignac number, because 134020537 - 2¹⁵ = 133987769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134020531) 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, 290487 + ... + 290947.

It is an arithmetic number, because the mean of its divisors is an integer number (6912675).

Almost surely, 2^134020537 is an apocalyptic number.

134020537 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

134020537 is a deficient number, since it is larger than the sum of its proper divisors (31883663).

134020537 is a wasteful number, since it uses less digits than its factorization.

134020537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 834 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 134020537 is about 11576.7239320975. The cubic root of 134020537 is about 511.7491357815.

Adding to 134020537 its reverse (735020431), we get a palindrome (869040968).

The spelling of 134020537 in words is "one hundred thirty-four million, twenty thousand, five hundred thirty-seven".