23542153 has 2 divisors, whose sum is σ = 23542154. Its totient is φ = 23542152.

The previous prime is 23542139. The next prime is 23542163. The reversal of 23542153 is 35124532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23068809 + 473344 = 4803^2 + 688^2 .

It is a cyclic number.

It is not a de Polignac number, because 23542153 - 2⁹ = 23541641 is a prime.

It is not a weakly prime, because it can be changed into another prime (23542163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11771076 + 11771077.

It is an arithmetic number, because the mean of its divisors is an integer number (11771077).

Almost surely, 2^23542153 is an apocalyptic number.

It is an amenable number.

23542153 is a deficient number, since it is larger than the sum of its proper divisors (1).

23542153 is an equidigital number, since it uses as much as digits as its factorization.

23542153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 25.

The square root of 23542153 is about 4852.0256594540. The cubic root of 23542153 is about 286.6038758875.

Adding to 23542153 its reverse (35124532), we get a palindrome (58666685).

The spelling of 23542153 in words is "twenty-three million, five hundred forty-two thousand, one hundred fifty-three".