1309052 has 6 divisors (see below), whose sum is σ = 2290848. Its totient is φ = 654524.

The previous prime is 1309039. The next prime is 1309057. The reversal of 1309052 is 2509031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1309057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163628 + ... + 163635.

It is an arithmetic number, because the mean of its divisors is an integer number (381808).

2^1309052 is an apocalyptic number.

It is an amenable number.

1309052 is a deficient number, since it is larger than the sum of its proper divisors (981796).

1309052 is a wasteful number, since it uses less digits than its factorization.

1309052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327267 (or 327265 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1309052 is about 1144.1381035522. The cubic root of 1309052 is about 109.3920177058.

The spelling of 1309052 in words is "one million, three hundred nine thousand, fifty-two".