18254011 has 2 divisors, whose sum is σ = 18254012. Its totient is φ = 18254010.

The previous prime is 18253993. The next prime is 18254051. The reversal of 18254011 is 11045281.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18254011 - 2¹⁵ = 18221243 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (18254051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9127005 + 9127006.

It is an arithmetic number, because the mean of its divisors is an integer number (9127006).

Almost surely, 2^18254011 is an apocalyptic number.

18254011 is a deficient number, since it is larger than the sum of its proper divisors (1).

18254011 is an equidigital number, since it uses as much as digits as its factorization.

18254011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 18254011 is about 4272.4712989089. The cubic root of 18254011 is about 263.3011580977.

Adding to 18254011 its reverse (11045281), we get a palindrome (29299292).

The spelling of 18254011 in words is "eighteen million, two hundred fifty-four thousand, eleven".