23435047 has 2 divisors, whose sum is σ = 23435048. Its totient is φ = 23435046.

The previous prime is 23435021. The next prime is 23435051. The reversal of 23435047 is 74053432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23435047 - 2¹⁵ = 23402279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23435057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11717523 + 11717524.

It is an arithmetic number, because the mean of its divisors is an integer number (11717524).

Almost surely, 2^23435047 is an apocalyptic number.

23435047 is a deficient number, since it is larger than the sum of its proper divisors (1).

23435047 is an equidigital number, since it uses as much as digits as its factorization.

23435047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 23435047 is about 4840.9758313795. The cubic root of 23435047 is about 286.1685763468.

Adding to 23435047 its reverse (74053432), we get a palindrome (97488479).

The spelling of 23435047 in words is "twenty-three million, four hundred thirty-five thousand, forty-seven".