72135095 has 4 divisors (see below), whose sum is σ = 86562120. Its totient is φ = 57708072.

The previous prime is 72135073. The next prime is 72135103. The reversal of 72135095 is 59053127.

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 72135095 - 2¹⁸ = 71872951 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7213505 + ... + 7213514.

It is an arithmetic number, because the mean of its divisors is an integer number (21640530).

Almost surely, 2^72135095 is an apocalyptic number.

72135095 is a deficient number, since it is larger than the sum of its proper divisors (14427025).

72135095 is a wasteful number, since it uses less digits than its factorization.

72135095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14427024.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 72135095 is about 8493.2381928214. The cubic root of 72135095 is about 416.2767954927.

The spelling of 72135095 in words is "seventy-two million, one hundred thirty-five thousand, ninety-five".