23001153 has 32 divisors (see below), whose sum is σ = 39075840. Its totient is φ = 11715840.

The previous prime is 23001149. The next prime is 23001157. The reversal of 23001153 is 35110032.

It is a happy number.

23001153 is a nontrivial binomial coefficient, being equal to C(6783, 2).

It is an interprime number because it is at equal distance from previous prime (23001149) and next prime (23001157).

It is not a de Polignac number, because 23001153 - 2² = 23001149 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23001157) 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 in 31 ways as a sum of consecutive naturals, for example, 5088 + ... + 8478.

It is an arithmetic number, because the mean of its divisors is an integer number (1221120).

Almost surely, 2^23001153 is an apocalyptic number.

23001153 is the 6782-nd triangular number.

It is an amenable number.

23001153 is a deficient number, since it is larger than the sum of its proper divisors (16074687).

23001153 is a wasteful number, since it uses less digits than its factorization.

23001153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 23001153 is about 4795.9517303659. The cubic root of 23001153 is about 284.3914500487.

Adding to 23001153 its reverse (35110032), we get a palindrome (58111185).

It can be divided in two parts, 23001 and 153, that multiplied together give a palindrome (3519153).

The spelling of 23001153 in words is "twenty-three million, one thousand, one hundred fifty-three".