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5430613081 is a prime number
BaseRepresentation
bin1010000111011000…
…01001010001011001
3112000110122201122211
411003230021101121
542110214104311
62254512515121
7251401310125
oct50354112131
915013581584
105430613081
112337491a93
12107684baa1
1368712b22a
14397354585
1521bb65821
hex143b09459

5430613081 has 2 divisors, whose sum is σ = 5430613082. Its totient is φ = 5430613080.

The previous prime is 5430613033. The next prime is 5430613171. The reversal of 5430613081 is 1803160345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5403573081 + 27040000 = 73509^2 + 5200^2 .

It is a cyclic number.

It is not a de Polignac number, because 5430613081 - 213 = 5430604889 is a prime.

It is a super-2 number, since 2×54306130812 = 58983116871056625122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5430617081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2715306540 + 2715306541.

It is an arithmetic number, because the mean of its divisors is an integer number (2715306541).

Almost surely, 25430613081 is an apocalyptic number.

It is an amenable number.

5430613081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5430613081 is an equidigital number, since it uses as much as digits as its factorization.

5430613081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 5430613081 is about 73692.6935387763. The cubic root of 5430613081 is about 1757.7197010704.

The spelling of 5430613081 in words is "five billion, four hundred thirty million, six hundred thirteen thousand, eighty-one".