1553350213 has 2 divisors, whose sum is σ = 1553350214. Its totient is φ = 1553350212.

The previous prime is 1553350199. The next prime is 1553350223. The reversal of 1553350213 is 3120533551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 952463044 + 600887169 = 30862^2 + 24513^2 .

It is an emirp because it is prime and its reverse (3120533551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1553350213 - 2⁹ = 1553349701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1553350223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776675106 + 776675107.

It is an arithmetic number, because the mean of its divisors is an integer number (776675107).

Almost surely, 2^1553350213 is an apocalyptic number.

It is an amenable number.

1553350213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1553350213 is an equidigital number, since it uses as much as digits as its factorization.

1553350213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 1553350213 is about 39412.5641515494. The cubic root of 1553350213 is about 1158.1277300807.

Adding to 1553350213 its reverse (3120533551), we get a palindrome (4673883764).

The spelling of 1553350213 in words is "one billion, five hundred fifty-three million, three hundred fifty thousand, two hundred thirteen".