1552004213 has 2 divisors, whose sum is σ = 1552004214. Its totient is φ = 1552004212.

The previous prime is 1552004173. The next prime is 1552004261. The reversal of 1552004213 is 3124002551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 918877969 + 633126244 = 30313^2 + 25162^2 .

It is a cyclic number.

It is not a de Polignac number, because 1552004213 - 2⁶ = 1552004149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552003213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776002106 + 776002107.

It is an arithmetic number, because the mean of its divisors is an integer number (776002107).

Almost surely, 2^1552004213 is an apocalyptic number.

It is an amenable number.

1552004213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552004213 is an equidigital number, since it uses as much as digits as its factorization.

1552004213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1552004213 is about 39395.4846778156. The cubic root of 1552004213 is about 1157.7931220443.

Adding to 1552004213 its reverse (3124002551), we get a palindrome (4676006764).

The spelling of 1552004213 in words is "one billion, five hundred fifty-two million, four thousand, two hundred thirteen".