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1101420427 is a prime number
BaseRepresentation
bin100000110100110…
…0101011110001011
32211202111221210011
41001221211132023
54223430423202
6301143132351
736202630162
oct10151453613
92752457704
101101420427
115157a5518
12268a440b7
1314725a383
14a63cc3d9
1566a66bd7
hex41a6578b

1101420427 has 2 divisors, whose sum is σ = 1101420428. Its totient is φ = 1101420426.

The previous prime is 1101420407. The next prime is 1101420451. The reversal of 1101420427 is 7240241011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101420427 - 215 = 1101387659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101420398 and 1101420407.

It is not a weakly prime, because it can be changed into another prime (1101420407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550710213 + 550710214.

It is an arithmetic number, because the mean of its divisors is an integer number (550710214).

Almost surely, 21101420427 is an apocalyptic number.

1101420427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101420427 is an equidigital number, since it uses as much as digits as its factorization.

1101420427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 1101420427 is about 33187.6547378690. The cubic root of 1101420427 is about 1032.7242511734.

Adding to 1101420427 its reverse (7240241011), we get a palindrome (8341661438).

The spelling of 1101420427 in words is "one billion, one hundred one million, four hundred twenty thousand, four hundred twenty-seven".