Search a number
-
+
1054430473 is a prime number
BaseRepresentation
bin111110110110010…
…101010100001001
32201111002121200111
4332312111110021
54124413233343
6252344034321
735062340215
oct7666252411
92644077614
101054430473
114a1220248
122551629a1
1313a5b7075
14a0079945
1562883c9d
hex3ed95509

1054430473 has 2 divisors, whose sum is σ = 1054430474. Its totient is φ = 1054430472.

The previous prime is 1054430471. The next prime is 1054430519. The reversal of 1054430473 is 3740344501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1050537744 + 3892729 = 32412^2 + 1973^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054430473 - 21 = 1054430471 is a prime.

It is a super-2 number, since 2×10544304732 = 2223647244782007458, which contains 22 as substring.

Together with 1054430471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1054430471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527215236 + 527215237.

It is an arithmetic number, because the mean of its divisors is an integer number (527215237).

Almost surely, 21054430473 is an apocalyptic number.

It is an amenable number.

1054430473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054430473 is an equidigital number, since it uses as much as digits as its factorization.

1054430473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 1054430473 is about 32471.9952112586. The cubic root of 1054430473 is about 1017.8239116691.

Adding to 1054430473 its reverse (3740344501), we get a palindrome (4794774974).

The spelling of 1054430473 in words is "one billion, fifty-four million, four hundred thirty thousand, four hundred seventy-three".