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2013364481 is a prime number
BaseRepresentation
bin111100000000001…
…1000000100000001
312012022111111211212
41320000120010001
513110410130411
6531441215505
7100615213202
oct17000300401
95168444755
102013364481
11943545597
12482331595
1326117643b
141515775a9
15bbb5268b
hex78018101

2013364481 has 2 divisors, whose sum is σ = 2013364482. Its totient is φ = 2013364480.

The previous prime is 2013364453. The next prime is 2013364487. The reversal of 2013364481 is 1844633102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1777465600 + 235898881 = 42160^2 + 15359^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2013364481 is a prime.

It is a super-2 number, since 2×20133644812 = 8107273066704798722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2013364487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006682240 + 1006682241.

It is an arithmetic number, because the mean of its divisors is an integer number (1006682241).

Almost surely, 22013364481 is an apocalyptic number.

It is an amenable number.

2013364481 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013364481 is an equidigital number, since it uses as much as digits as its factorization.

2013364481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 2013364481 is about 44870.5302063615. The cubic root of 2013364481 is about 1262.7211872175.

Adding to 2013364481 its reverse (1844633102), we get a palindrome (3857997583).

The spelling of 2013364481 in words is "two billion, thirteen million, three hundred sixty-four thousand, four hundred eighty-one".