134629739 has 4 divisors (see below), whose sum is σ = 136474056. Its totient is φ = 132785424.

The previous prime is 134629727. The next prime is 134629771. The reversal of 134629739 is 937926431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134629739 - 2¹² = 134625643 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 134629739.

It is not an unprimeable number, because it can be changed into a prime (134629139) 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 3 ways as a sum of consecutive naturals, for example, 922049 + ... + 922194.

It is an arithmetic number, because the mean of its divisors is an integer number (34118514).

Almost surely, 2^134629739 is an apocalyptic number.

134629739 is a deficient number, since it is larger than the sum of its proper divisors (1844317).

134629739 is an equidigital number, since it uses as much as digits as its factorization.

134629739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844316.

The product of its digits is 244944, while the sum is 44.

The square root of 134629739 is about 11603.0056019981. The cubic root of 134629739 is about 512.5233639160.

The spelling of 134629739 in words is "one hundred thirty-four million, six hundred twenty-nine thousand, seven hundred thirty-nine".