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52354321 is a prime number
BaseRepresentation
bin1100011110110…
…1110100010001
310122111212121221
43013231310101
5101400314241
65110045041
71204001335
oct307556421
9118455557
1052354321
1127609638
1215649781
13ab00bb6
146d4b7c5
1548e25d1
hex31edd11

52354321 has 2 divisors, whose sum is σ = 52354322. Its totient is φ = 52354320.

The previous prime is 52354307. The next prime is 52354331. The reversal of 52354321 is 12345325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48094225 + 4260096 = 6935^2 + 2064^2 .

It is a cyclic number.

It is not a de Polignac number, because 52354321 - 29 = 52353809 is a prime.

It is not a weakly prime, because it can be changed into another prime (52354331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26177160 + 26177161.

It is an arithmetic number, because the mean of its divisors is an integer number (26177161).

Almost surely, 252354321 is an apocalyptic number.

It is an amenable number.

52354321 is a deficient number, since it is larger than the sum of its proper divisors (1).

52354321 is an equidigital number, since it uses as much as digits as its factorization.

52354321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 25.

The square root of 52354321 is about 7235.6285836132. The cubic root of 52354321 is about 374.0969583804.

Adding to 52354321 its reverse (12345325), we get a palindrome (64699646).

The spelling of 52354321 in words is "fifty-two million, three hundred fifty-four thousand, three hundred twenty-one".