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2031012097 is a prime number
BaseRepresentation
bin111100100001110…
…1100100100000001
312020112201002211021
41321003230210001
513124414341342
6533311345441
7101221214032
oct17103544401
95215632737
102031012097
119524a94a4
12488222281
13264a14c0a
14153a4ca89
15bd48b567
hex790ec901

2031012097 has 2 divisors, whose sum is σ = 2031012098. Its totient is φ = 2031012096.

The previous prime is 2031012091. The next prime is 2031012133. The reversal of 2031012097 is 7902101302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1611540736 + 419471361 = 40144^2 + 20481^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2031012097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2031012091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015506048 + 1015506049.

It is an arithmetic number, because the mean of its divisors is an integer number (1015506049).

Almost surely, 22031012097 is an apocalyptic number.

It is an amenable number.

2031012097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031012097 is an equidigital number, since it uses as much as digits as its factorization.

2031012097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 2031012097 is about 45066.7515692001. The cubic root of 2031012097 is about 1266.3998100424.

Adding to 2031012097 its reverse (7902101302), we get a palindrome (9933113399).

The spelling of 2031012097 in words is "two billion, thirty-one million, twelve thousand, ninety-seven".