1552545223 has 8 divisors (see below), whose sum is σ = 1566200880. Its totient is φ = 1538945280.

The previous prime is 1552545217. The next prime is 1552545251. The reversal of 1552545223 is 3225452551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1552545223 - 2¹⁷ = 1552414151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552545023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43063 + ... + 70423.

It is an arithmetic number, because the mean of its divisors is an integer number (195775110).

Almost surely, 2^1552545223 is an apocalyptic number.

1552545223 is a deficient number, since it is larger than the sum of its proper divisors (13655657).

1552545223 is a wasteful number, since it uses less digits than its factorization.

1552545223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27857.

The product of its digits is 60000, while the sum is 34.

The square root of 1552545223 is about 39402.3504755744. The cubic root of 1552545223 is about 1157.9276373339.

Adding to 1552545223 its reverse (3225452551), we get a palindrome (4777997774).

The spelling of 1552545223 in words is "one billion, five hundred fifty-two million, five hundred forty-five thousand, two hundred twenty-three".