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232132213 is a prime number
BaseRepresentation
bin11011101011000…
…00111001110101
3121011210112112101
431311200321311
5433411212323
635011222101
75516043205
oct1565407165
9534715471
10232132213
1110a03a405
12658a7931
1339127951
1422b88405
15155a4dad
hexdd60e75

232132213 has 2 divisors, whose sum is σ = 232132214. Its totient is φ = 232132212.

The previous prime is 232132183. The next prime is 232132223. The reversal of 232132213 is 312231232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179104689 + 53027524 = 13383^2 + 7282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-232132213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232132223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116066106 + 116066107.

It is an arithmetic number, because the mean of its divisors is an integer number (116066107).

Almost surely, 2232132213 is an apocalyptic number.

It is an amenable number.

232132213 is a deficient number, since it is larger than the sum of its proper divisors (1).

232132213 is an equidigital number, since it uses as much as digits as its factorization.

232132213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 19.

The square root of 232132213 is about 15235.8856979173. The cubic root of 232132213 is about 614.5800671736.

Adding to 232132213 its reverse (312231232), we get a palindrome (544363445).

The spelling of 232132213 in words is "two hundred thirty-two million, one hundred thirty-two thousand, two hundred thirteen".