9142064227 has 4 divisors (see below), whose sum is σ = 9142385616. Its totient is φ = 9141742840.

The previous prime is 9142064221. The next prime is 9142064231. The reversal of 9142064227 is 7224602419.

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 9142064227 - 2²³ = 9133675619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9142064221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113383 + ... + 176464.

It is an arithmetic number, because the mean of its divisors is an integer number (2285596404).

Almost surely, 2^9142064227 is an apocalyptic number.

9142064227 is a deficient number, since it is larger than the sum of its proper divisors (321389).

9142064227 is a wasteful number, since it uses less digits than its factorization.

9142064227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321388.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 9142064227 is about 95614.1424005884. The cubic root of 9142064227 is about 2090.9713841862.

The spelling of 9142064227 in words is "nine billion, one hundred forty-two million, sixty-four thousand, two hundred twenty-seven".