1139029 has 4 divisors (see below), whose sum is σ = 1188576. Its totient is φ = 1089484.

The previous prime is 1139011. The next prime is 1139041. The reversal of 1139029 is 9209311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9209311 = 2467 ⋅3733.

It is a cyclic number.

It is not a de Polignac number, because 1139029 - 2⁵ = 1138997 is a prime.

It is a Duffinian number.

1139029 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1138994 and 1139012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24739 + ... + 24784.

It is an arithmetic number, because the mean of its divisors is an integer number (297144).

2^1139029 is an apocalyptic number.

It is an amenable number.

1139029 is a deficient number, since it is larger than the sum of its proper divisors (49547).

1139029 is an equidigital number, since it uses as much as digits as its factorization.

1139029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49546.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 1139029 is about 1067.2530159245. The cubic root of 1139029 is about 104.4347249225.

The spelling of 1139029 in words is "one million, one hundred thirty-nine thousand, twenty-nine".