1552044001 has 4 divisors (see below), whose sum is σ = 1552124052. Its totient is φ = 1551963952.

The previous prime is 1552043993. The next prime is 1552044007. The reversal of 1552044001 is 1004402551.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1540484001 + 11560000 = 39249^2 + 3400^2 .

It is a cyclic number.

It is not a de Polignac number, because 1552044001 - 2³ = 1552043993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1552044007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9411 + ... + 56503.

It is an arithmetic number, because the mean of its divisors is an integer number (388031013).

Almost surely, 2^1552044001 is an apocalyptic number.

It is an amenable number.

1552044001 is a deficient number, since it is larger than the sum of its proper divisors (80051).

1552044001 is an equidigital number, since it uses as much as digits as its factorization.

1552044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80050.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1552044001 is about 39395.9896563089. The cubic root of 1552044001 is about 1157.8030158918.

Adding to 1552044001 its reverse (1004402551), we get a palindrome (2556446552).

The spelling of 1552044001 in words is "one billion, five hundred fifty-two million, forty-four thousand, one".