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1350000251 is a prime number
BaseRepresentation
bin101000001110111…
…0101111001111011
310111002021010012022
41100131311321323
510231100002001
6341543105055
745311545535
oct12035657173
93432233168
101350000251
11633049196
1231814218b
131868c3522
14cb418855
157d7ba11b
hex50775e7b

1350000251 has 2 divisors, whose sum is σ = 1350000252. Its totient is φ = 1350000250.

The previous prime is 1350000227. The next prime is 1350000283. The reversal of 1350000251 is 1520000531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1350000251 - 218 = 1349738107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1350000451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675000125 + 675000126.

It is an arithmetic number, because the mean of its divisors is an integer number (675000126).

Almost surely, 21350000251 is an apocalyptic number.

1350000251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350000251 is an equidigital number, since it uses as much as digits as its factorization.

1350000251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1350000251 is about 36742.3495574249. The cubic root of 1350000251 is about 1105.2095180878.

Adding to 1350000251 its reverse (1520000531), we get a palindrome (2870000782).

The spelling of 1350000251 in words is "one billion, three hundred fifty million, two hundred fifty-one", and thus it is an aban number.