23000032147 has 2 divisors, whose sum is σ = 23000032148. Its totient is φ = 23000032146.

The previous prime is 23000032073. The next prime is 23000032157. The reversal of 23000032147 is 74123000032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23000032147 - 2³¹ = 20852548499 is a prime.

It is not a weakly prime, because it can be changed into another prime (23000032157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500016073 + 11500016074.

It is an arithmetic number, because the mean of its divisors is an integer number (11500016074).

Almost surely, 2^23000032147 is an apocalyptic number.

23000032147 is a deficient number, since it is larger than the sum of its proper divisors (1).

23000032147 is an equidigital number, since it uses as much as digits as its factorization.

23000032147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 22.

Adding to 23000032147 its reverse (74123000032), we get a palindrome (97123032179).

The spelling of 23000032147 in words is "twenty-three billion, thirty-two thousand, one hundred forty-seven".