1552350213 has 6 divisors (see below), whose sum is σ = 2242283654. Its totient is φ = 1034900136.

The previous prime is 1552350211. The next prime is 1552350221. The reversal of 1552350213 is 3120532551.

It is a happy number.

1552350213 is a `hidden beast` number, since 155 + 2 + 3 + 502 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1415038689 + 137311524 = 37617^2 + 11718^2 .

It is not a de Polignac number, because 1552350213 - 2¹ = 1552350211 is a prime.

It is a super-3 number, since 3×1552350213³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552350211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86241670 + ... + 86241687.

Almost surely, 2^1552350213 is an apocalyptic number.

It is an amenable number.

1552350213 is a deficient number, since it is larger than the sum of its proper divisors (689933441).

1552350213 is a wasteful number, since it uses less digits than its factorization.

1552350213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172483363 (or 172483360 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1552350213 is about 39399.8757992966. The cubic root of 1552350213 is about 1157.8791541678.

Adding to 1552350213 its reverse (3120532551), we get a palindrome (4672882764).

The spelling of 1552350213 in words is "one billion, five hundred fifty-two million, three hundred fifty thousand, two hundred thirteen".