1552213325 has 24 divisors (see below), whose sum is σ = 2074867200. Its totient is φ = 1145108160.

The previous prime is 1552213319. The next prime is 1552213331. The reversal of 1552213325 is 5233122551.

It is an interprime number because it is at equal distance from previous prime (1552213319) and next prime (1552213331).

It is not a de Polignac number, because 1552213325 - 2¹⁰ = 1552212301 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466016 + ... + 469334.

It is an arithmetic number, because the mean of its divisors is an integer number (86452800).

Almost surely, 2^1552213325 is an apocalyptic number.

It is an amenable number.

1552213325 is a deficient number, since it is larger than the sum of its proper divisors (522653875).

1552213325 is a wasteful number, since it uses less digits than its factorization.

1552213325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4781 (or 4776 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 1552213325 is about 39398.1385981622. The cubic root of 1552213325 is about 1157.8451188023.

Adding to 1552213325 its reverse (5233122551), we get a palindrome (6785335876).

The spelling of 1552213325 in words is "one billion, five hundred fifty-two million, two hundred thirteen thousand, three hundred twenty-five".