Search a number
1379046553 is a prime number
BaseRepresentation
bin101001000110010…
…1001010010011001
310120002220211020021
41102030221102121
510311013442203
6344501430441
746113462613
oct12214512231
93502824207
101379046553
116484880a5
12325a0b421
1318c9233a1
14d1219db3
15811065bd
hex52329499

1379046553 has 2 divisors, whose sum is σ = 1379046554. Its totient is φ = 1379046552.

The previous prime is 1379046551. The next prime is 1379046587. The reversal of 1379046553 is 3556409731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 983951424 + 395095129 = 31368^2 + 19877^2 .

It is a cyclic number.

It is not a de Polignac number, because 1379046553 - 21 = 1379046551 is a prime.

Together with 1379046551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1379046551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689523276 + 689523277.

It is an arithmetic number, because the mean of its divisors is an integer number (689523277).

Almost surely, 21379046553 is an apocalyptic number.

It is an amenable number.

1379046553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379046553 is an equidigital number, since it uses as much as digits as its factorization.

1379046553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 43.

The square root of 1379046553 is about 37135.5160594275. The cubic root of 1379046553 is about 1113.0798197582.

The spelling of 1379046553 in words is "one billion, three hundred seventy-nine million, forty-six thousand, five hundred fifty-three".