232154213 has 2 divisors, whose sum is σ = 232154214. Its totient is φ = 232154212.

The previous prime is 232154201. The next prime is 232154233. The reversal of 232154213 is 312451232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162231169 + 69923044 = 12737^2 + 8362^2 .

It is a cyclic number.

It is not a de Polignac number, because 232154213 - 2⁶ = 232154149 is a prime.

It is a super-2 number, since 2×232154213² = 107791157227298738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232154233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116077106 + 116077107.

It is an arithmetic number, because the mean of its divisors is an integer number (116077107).

Almost surely, 2^232154213 is an apocalyptic number.

It is an amenable number.

232154213 is a deficient number, since it is larger than the sum of its proper divisors (1).

232154213 is an equidigital number, since it uses as much as digits as its factorization.

232154213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 232154213 is about 15236.6076604998. The cubic root of 232154213 is about 614.5994818772.

The spelling of 232154213 in words is "two hundred thirty-two million, one hundred fifty-four thousand, two hundred thirteen".