232123013 has 2 divisors, whose sum is σ = 232123014. Its totient is φ = 232123012.

The previous prime is 232122983. The next prime is 232123027. The reversal of 232123013 is 310321232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137780644 + 94342369 = 11738^2 + 9713^2 .

It is a cyclic number.

It is not a de Polignac number, because 232123013 - 2⁶ = 232122949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232122982 and 232123000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232123313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116061506 + 116061507.

It is an arithmetic number, because the mean of its divisors is an integer number (116061507).

Almost surely, 2^232123013 is an apocalyptic number.

It is an amenable number.

232123013 is a deficient number, since it is larger than the sum of its proper divisors (1).

232123013 is an equidigital number, since it uses as much as digits as its factorization.

232123013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 232123013 is about 15235.5837761472. The cubic root of 232123013 is about 614.5719479337.

Adding to 232123013 its reverse (310321232), we get a palindrome (542444245).

The spelling of 232123013 in words is "two hundred thirty-two million, one hundred twenty-three thousand, thirteen".