135472727 has 8 divisors (see below), whose sum is σ = 148072176. Its totient is φ = 123184512.

The previous prime is 135472709. The next prime is 135472739. The reversal of 135472727 is 727274531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135472727 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 (135472787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76898 + ... + 78639.

It is an arithmetic number, because the mean of its divisors is an integer number (18509022).

Almost surely, 2^135472727 is an apocalyptic number.

135472727 is a deficient number, since it is larger than the sum of its proper divisors (12599449).

135472727 is a wasteful number, since it uses less digits than its factorization.

135472727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155617.

The product of its digits is 82320, while the sum is 38.

The square root of 135472727 is about 11639.2751922102. The cubic root of 135472727 is about 513.5908655589.

The spelling of 135472727 in words is "one hundred thirty-five million, four hundred seventy-two thousand, seven hundred twenty-seven".