134940737 has 6 divisors (see below), whose sum is σ = 139435074. Its totient is φ = 130586880.

The previous prime is 134940733. The next prime is 134940779. The reversal of 134940737 is 737049431.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 127328656 + 7612081 = 11284^2 + 2759^2 .

It is not a de Polignac number, because 134940737 - 2² = 134940733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134940737.

It is not an unprimeable number, because it can be changed into a prime (134940731) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 69248 + ... + 71169.

It is an arithmetic number, because the mean of its divisors is an integer number (23239179).

Almost surely, 2^134940737 is an apocalyptic number.

It is an amenable number.

134940737 is a deficient number, since it is larger than the sum of its proper divisors (4494337).

134940737 is an equidigital number, since it uses as much as digits as its factorization.

134940737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140479 (or 140448 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 134940737 is about 11616.3994852106. The cubic root of 134940737 is about 512.9177076054.

The spelling of 134940737 in words is "one hundred thirty-four million, nine hundred forty thousand, seven hundred thirty-seven".