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1111013 is a prime number
BaseRepresentation
bin100001111001111100101
32002110000122
410033033211
5241023023
635451325
712305051
oct4171745
92073018
101111013
116997a2
12456b45
132cb907
1420cc61
1516e2c8
hex10f3e5

1111013 has 2 divisors, whose sum is σ = 1111014. Its totient is φ = 1111012.

The previous prime is 1111007. The next prime is 1111021. The reversal of 1111013 is 3101111.

It is an a-pointer prime, because the next prime (1111021) can be obtained adding 1111013 to its sum of digits (8).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 964324 + 146689 = 982^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111013 - 24 = 1110997 is a 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 (1111043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555506 + 555507.

It is an arithmetic number, because the mean of its divisors is an integer number (555507).

21111013 is an apocalyptic number.

It is an amenable number.

1111013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111013 is an equidigital number, since it uses as much as digits as its factorization.

1111013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3, while the sum is 8.

The square root of 1111013 is about 1054.0460141759. The cubic root of 1111013 is about 103.5713682351.

Adding to 1111013 its reverse (3101111), we get a palindrome (4212124).

The spelling of 1111013 in words is "one million, one hundred eleven thousand, thirteen".