1552420333 has 2 divisors, whose sum is σ = 1552420334. Its totient is φ = 1552420332.

The previous prime is 1552420283. The next prime is 1552420343. The reversal of 1552420333 is 3330242551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1537659369 + 14760964 = 39213^2 + 3842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1552420333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552420343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776210166 + 776210167.

It is an arithmetic number, because the mean of its divisors is an integer number (776210167).

Almost surely, 2^1552420333 is an apocalyptic number.

It is an amenable number.

1552420333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552420333 is an equidigital number, since it uses as much as digits as its factorization.

1552420333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 1552420333 is about 39400.7656397690. The cubic root of 1552420333 is about 1157.8965877905.

Adding to 1552420333 its reverse (3330242551), we get a palindrome (4882662884).

The spelling of 1552420333 in words is "one billion, five hundred fifty-two million, four hundred twenty thousand, three hundred thirty-three".