1129013 has 2 divisors, whose sum is σ = 1129014. Its totient is φ = 1129012.

The previous prime is 1128997. The next prime is 1129019. The reversal of 1129013 is 3109211.

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., 643204 + 485809 = 802^2 + 697^2 .

It is a cyclic number.

It is not a de Polignac number, because 1129013 - 2⁴ = 1128997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1128982 and 1129000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1129019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564506 + 564507.

It is an arithmetic number, because the mean of its divisors is an integer number (564507).

2^1129013 is an apocalyptic number.

It is an amenable number.

1129013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129013 is an equidigital number, since it uses as much as digits as its factorization.

1129013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1129013 is about 1062.5502341066. The cubic root of 1129013 is about 104.1277092365.

The spelling of 1129013 in words is "one million, one hundred twenty-nine thousand, thirteen".