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1044443131 is a prime number
BaseRepresentation
bin111110010000001…
…110111111111011
32200210022012121221
4332100032333323
54114334140011
6251350012511
734611422464
oct7620167773
92623265557
101044443131
11496619646
12251947137
131384cb1b4
149c9d9d6b
1561a5e971
hex3e40effb

1044443131 has 2 divisors, whose sum is σ = 1044443132. Its totient is φ = 1044443130.

The previous prime is 1044443107. The next prime is 1044443137. The reversal of 1044443131 is 1313444401.

It is a strong prime.

It is an emirp because it is prime and its reverse (1313444401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1044443131 - 27 = 1044443003 is a prime.

It is a super-2 number, since 2×10444431312 = 2181722907786166322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1044443096 and 1044443105.

It is not a weakly prime, because it can be changed into another prime (1044443137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522221565 + 522221566.

It is an arithmetic number, because the mean of its divisors is an integer number (522221566).

Almost surely, 21044443131 is an apocalyptic number.

1044443131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044443131 is an equidigital number, since it uses as much as digits as its factorization.

1044443131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1044443131 is about 32317.8453953849. The cubic root of 1044443131 is about 1014.6001744890.

Adding to 1044443131 its reverse (1313444401), we get a palindrome (2357887532).

The spelling of 1044443131 in words is "one billion, forty-four million, four hundred forty-three thousand, one hundred thirty-one".