Search a number
-
+
1074757513 is a prime number
BaseRepresentation
bin100000000001111…
…0111111110001001
32202220100100010211
41000003313332021
54200114220023
6254351441121
735430200554
oct10003677611
92686310124
101074757513
11501744255
1225bb261a1
131418832bb
14a2a4b69b
156454ba0d
hex400f7f89

1074757513 has 2 divisors, whose sum is σ = 1074757514. Its totient is φ = 1074757512.

The previous prime is 1074757471. The next prime is 1074757531. The reversal of 1074757513 is 3157574701.

Together with next prime (1074757531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 761042569 + 313714944 = 27587^2 + 17712^2 .

It is an emirp because it is prime and its reverse (3157574701) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1074757513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1074757543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537378756 + 537378757.

It is an arithmetic number, because the mean of its divisors is an integer number (537378757).

Almost surely, 21074757513 is an apocalyptic number.

It is an amenable number.

1074757513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074757513 is an equidigital number, since it uses as much as digits as its factorization.

1074757513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102900, while the sum is 40.

The square root of 1074757513 is about 32783.4945208713. The cubic root of 1074757513 is about 1024.3227770837.

The spelling of 1074757513 in words is "one billion, seventy-four million, seven hundred fifty-seven thousand, five hundred thirteen".