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1331022059 is a prime number
BaseRepresentation
bin100111101010101…
…1100100011101011
310102202112221000022
41033111130203223
510211220201214
6340024231055
744661333533
oct11725344353
93382487008
101331022059
11623366634
1231190b48b
131829aa223
14c8ab84c3
157bcbbd8e
hex4f55c8eb

1331022059 has 2 divisors, whose sum is σ = 1331022060. Its totient is φ = 1331022058.

The previous prime is 1331021969. The next prime is 1331022061. The reversal of 1331022059 is 9502201331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1331022059 is a prime.

Together with 1331022061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1331022659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665511029 + 665511030.

It is an arithmetic number, because the mean of its divisors is an integer number (665511030).

Almost surely, 21331022059 is an apocalyptic number.

1331022059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331022059 is an equidigital number, since it uses as much as digits as its factorization.

1331022059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1331022059 is about 36483.1750126000. The cubic root of 1331022059 is about 1100.0060768259.

The spelling of 1331022059 in words is "one billion, three hundred thirty-one million, twenty-two thousand, fifty-nine".