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12023357 is a prime number
BaseRepresentation
bin101101110111…
…011000111101
3211121211221112
4231313120331
511034221412
61105411405
7204124343
oct55673075
924554845
1012023357
116872365
124039b65
13264c818
14184d993
1510c7722
hexb7763d

12023357 has 2 divisors, whose sum is σ = 12023358. Its totient is φ = 12023356.

The previous prime is 12023329. The next prime is 12023377. The reversal of 12023357 is 75332021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12013156 + 10201 = 3466^2 + 101^2 .

It is a cyclic number.

It is not a de Polignac number, because 12023357 - 212 = 12019261 is a prime.

It is a super-2 number, since 2×120233572 = 289122227098898, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12023317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011678 + 6011679.

It is an arithmetic number, because the mean of its divisors is an integer number (6011679).

Almost surely, 212023357 is an apocalyptic number.

It is an amenable number.

12023357 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023357 is an equidigital number, since it uses as much as digits as its factorization.

12023357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 12023357 is about 3467.4712688067. The cubic root of 12023357 is about 229.0912916336.

Adding to 12023357 its reverse (75332021), we get a palindrome (87355378).

The spelling of 12023357 in words is "twelve million, twenty-three thousand, three hundred fifty-seven".