9018234971 has 2 divisors, whose sum is σ = 9018234972. Its totient is φ = 9018234970.

The previous prime is 9018234961. The next prime is 9018234977. The reversal of 9018234971 is 1794328109.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9018234971 is a prime.

It is not a weakly prime, because it can be changed into another prime (9018234977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4509117485 + 4509117486.

It is an arithmetic number, because the mean of its divisors is an integer number (4509117486).

Almost surely, 2^9018234971 is an apocalyptic number.

9018234971 is a deficient number, since it is larger than the sum of its proper divisors (1).

9018234971 is an equidigital number, since it uses as much as digits as its factorization.

9018234971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 9018234971 is about 94964.3879093632. The cubic root of 9018234971 is about 2081.4877000907.

The spelling of 9018234971 in words is "nine billion, eighteen million, two hundred thirty-four thousand, nine hundred seventy-one".