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1151323253 is a prime number
BaseRepresentation
bin100010010011111…
…1100110001110101
32222020102021120222
41010213330301311
54324214321003
6310124504125
740350041363
oct10447746165
92866367528
101151323253
1154098a223
122816ab045
131546b0482
14acc9c633
156b122c38
hex449fcc75

1151323253 has 2 divisors, whose sum is σ = 1151323254. Its totient is φ = 1151323252.

The previous prime is 1151323241. The next prime is 1151323273. The reversal of 1151323253 is 3523231511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1111355569 + 39967684 = 33337^2 + 6322^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151323253 - 26 = 1151323189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151323273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575661626 + 575661627.

It is an arithmetic number, because the mean of its divisors is an integer number (575661627).

Almost surely, 21151323253 is an apocalyptic number.

It is an amenable number.

1151323253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151323253 is an equidigital number, since it uses as much as digits as its factorization.

1151323253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 26.

The square root of 1151323253 is about 33931.1546075285. The cubic root of 1151323253 is about 1048.0912421409.

Adding to 1151323253 its reverse (3523231511), we get a palindrome (4674554764).

The spelling of 1151323253 in words is "one billion, one hundred fifty-one million, three hundred twenty-three thousand, two hundred fifty-three".