1552043245 has 4 divisors (see below), whose sum is σ = 1862451900. Its totient is φ = 1241634592.

The previous prime is 1552043231. The next prime is 1552043263. The reversal of 1552043245 is 5423402551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1050148836 + 501894409 = 32406^2 + 22403^2 .

It is a cyclic number.

It is not a de Polignac number, because 1552043245 - 2⁹ = 1552042733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155204320 + ... + 155204329.

It is an arithmetic number, because the mean of its divisors is an integer number (465612975).

Almost surely, 2^1552043245 is an apocalyptic number.

It is an amenable number.

1552043245 is a deficient number, since it is larger than the sum of its proper divisors (310408655).

1552043245 is an equidigital number, since it uses as much as digits as its factorization.

1552043245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310408654.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1552043245 is about 39395.9800614225. The cubic root of 1552043245 is about 1157.8028279033.

Adding to 1552043245 its reverse (5423402551), we get a palindrome (6975445796).

The spelling of 1552043245 in words is "one billion, five hundred fifty-two million, forty-three thousand, two hundred forty-five".