135672637 has 8 divisors (see below), whose sum is σ = 137092032. Its totient is φ = 134260800.

The previous prime is 135672583. The next prime is 135672727. The reversal of 135672637 is 736276531.

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 135672637 - 2²³ = 127284029 is a prime.

It is a super-3 number, since 3×135672637³ (a number of 25 digits) contains 333 as substring.

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 135672637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135672437) 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, 38562 + ... + 41932.

It is an arithmetic number, because the mean of its divisors is an integer number (17136504).

Almost surely, 2^135672637 is an apocalyptic number.

It is an amenable number.

135672637 is a deficient number, since it is larger than the sum of its proper divisors (1419395).

135672637 is a wasteful number, since it uses less digits than its factorization.

135672637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3779.

The product of its digits is 158760, while the sum is 40.

The square root of 135672637 is about 11647.8597604882. The cubic root of 135672637 is about 513.8433677686.

The spelling of 135672637 in words is "one hundred thirty-five million, six hundred seventy-two thousand, six hundred thirty-seven".