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1056269 is a prime number
BaseRepresentation
bin100000001111000001101
31222122221002
410001320031
5232300034
634350045
711656334
oct4017015
91878832
101056269
11661655
1242b325
132aca16
141d6d1b
1515ce7e
hex101e0d

1056269 has 2 divisors, whose sum is σ = 1056270. Its totient is φ = 1056268.

The previous prime is 1056247. The next prime is 1056271. The reversal of 1056269 is 9626501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 702244 + 354025 = 838^2 + 595^2 .

It is an emirp because it is prime and its reverse (9626501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1056269 - 216 = 990733 is a prime.

It is a super-3 number, since 3×10562693 = 3535451280033339327, which contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 1056271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528134 + 528135.

It is an arithmetic number, because the mean of its divisors is an integer number (528135).

21056269 is an apocalyptic number.

It is an amenable number.

1056269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056269 is an equidigital number, since it uses as much as digits as its factorization.

1056269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1056269 is about 1027.7494830940. The cubic root of 1056269 is about 101.8415134524.

The spelling of 1056269 in words is "one million, fifty-six thousand, two hundred sixty-nine".