23140501 has 2 divisors, whose sum is σ = 23140502. Its totient is φ = 23140500.

The previous prime is 23140433. The next prime is 23140531. The reversal of 23140501 is 10504132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21762225 + 1378276 = 4665^2 + 1174^2 .

It is a cyclic number.

It is not a de Polignac number, because 23140501 - 2⁹ = 23139989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23140531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11570250 + 11570251.

It is an arithmetic number, because the mean of its divisors is an integer number (11570251).

Almost surely, 2^23140501 is an apocalyptic number.

It is an amenable number.

23140501 is a deficient number, since it is larger than the sum of its proper divisors (1).

23140501 is an equidigital number, since it uses as much as digits as its factorization.

23140501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 23140501 is about 4810.4574626536. The cubic root of 23140501 is about 284.9646042017.

Adding to 23140501 its reverse (10504132), we get a palindrome (33644633).

The spelling of 23140501 in words is "twenty-three million, one hundred forty thousand, five hundred one".