135980629 has 8 divisors (see below), whose sum is σ = 137969568. Its totient is φ = 134005200.

The previous prime is 135980617. The next prime is 135980633. The reversal of 135980629 is 926089531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135980629 - 2¹³ = 135972437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135980609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17854 + ... + 24304.

It is an arithmetic number, because the mean of its divisors is an integer number (17246196).

Almost surely, 2^135980629 is an apocalyptic number.

It is an amenable number.

135980629 is a deficient number, since it is larger than the sum of its proper divisors (1988939).

135980629 is a wasteful number, since it uses less digits than its factorization.

135980629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6755.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 135980629 is about 11661.0732353416. The cubic root of 135980629 is about 514.2319011411.

The spelling of 135980629 in words is "one hundred thirty-five million, nine hundred eighty thousand, six hundred twenty-nine".