Search a number
-
+
1145160377 is a prime number
BaseRepresentation
bin100010001000001…
…1100001010111001
32221210211011201022
41010100130022321
54321130113002
6305344432225
740243462664
oct10420341271
92853734638
101145160377
1153845aa39
1227b618675
131533332ba
14ac1366db
156a806ba2
hex4441c2b9

1145160377 has 2 divisors, whose sum is σ = 1145160378. Its totient is φ = 1145160376.

The previous prime is 1145160361. The next prime is 1145160383. The reversal of 1145160377 is 7730615411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 907877161 + 237283216 = 30131^2 + 15404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145160377 - 24 = 1145160361 is a prime.

It is a super-2 number, since 2×11451603772 = 2622784578101564258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1145160337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572580188 + 572580189.

It is an arithmetic number, because the mean of its divisors is an integer number (572580189).

Almost surely, 21145160377 is an apocalyptic number.

It is an amenable number.

1145160377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145160377 is an equidigital number, since it uses as much as digits as its factorization.

1145160377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 1145160377 is about 33840.2183355841. The cubic root of 1145160377 is about 1046.2177990068.

Adding to 1145160377 its reverse (7730615411), we get a palindrome (8875775788).

The spelling of 1145160377 in words is "one billion, one hundred forty-five million, one hundred sixty thousand, three hundred seventy-seven".