23049137 has 2 divisors, whose sum is σ = 23049138. Its totient is φ = 23049136.

The previous prime is 23049121. The next prime is 23049149. The reversal of 23049137 is 73194032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21196816 + 1852321 = 4604^2 + 1361^2 .

It is a cyclic number.

It is not a de Polignac number, because 23049137 - 2⁴ = 23049121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23049157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11524568 + 11524569.

It is an arithmetic number, because the mean of its divisors is an integer number (11524569).

Almost surely, 2^23049137 is an apocalyptic number.

It is an amenable number.

23049137 is a deficient number, since it is larger than the sum of its proper divisors (1).

23049137 is an equidigital number, since it uses as much as digits as its factorization.

23049137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 23049137 is about 4800.9516764908. The cubic root of 23049137 is about 284.5890743580.

The spelling of 23049137 in words is "twenty-three million, forty-nine thousand, one hundred thirty-seven".