1201652 has 6 divisors (see below), whose sum is σ = 2102898. Its totient is φ = 600824.

The previous prime is 1201643. The next prime is 1201687. The reversal of 1201652 is 2561021.

It can be written as a sum of positive squares in only one way, i.e., 1069156 + 132496 = 1034^2 + 364^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1201652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150203 + ... + 150210.

It is an arithmetic number, because the mean of its divisors is an integer number (350483).

2^1201652 is an apocalyptic number.

It is an amenable number.

1201652 is a deficient number, since it is larger than the sum of its proper divisors (901246).

1201652 is a wasteful number, since it uses less digits than its factorization.

1201652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300417 (or 300415 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1201652 is about 1096.1988870638. The cubic root of 1201652 is about 106.3145987790.

Adding to 1201652 its reverse (2561021), we get a palindrome (3762673).

The spelling of 1201652 in words is "one million, two hundred one thousand, six hundred fifty-two".