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1072829 is a prime number
BaseRepresentation
bin100000101111010111101
32000111122102
410011322331
5233312304
634554445
712055532
oct4057275
92014572
101072829
1167303a
12438a25
132b7414
141dcd89
15162d1e
hex105ebd

1072829 has 2 divisors, whose sum is σ = 1072830. Its totient is φ = 1072828.

The previous prime is 1072823. The next prime is 1072831. The reversal of 1072829 is 9282701.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 851929 + 220900 = 923^2 + 470^2 .

It is an emirp because it is prime and its reverse (9282701) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1072829 is a prime.

Together with 1072831, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072823) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536414 + 536415.

It is an arithmetic number, because the mean of its divisors is an integer number (536415).

21072829 is an apocalyptic number.

It is an amenable number.

1072829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072829 is an equidigital number, since it uses as much as digits as its factorization.

1072829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1072829 is about 1035.7745893774. The cubic root of 1072829 is about 102.3709738796.

The spelling of 1072829 in words is "one million, seventy-two thousand, eight hundred twenty-nine".