1552045313 has 16 divisors (see below), whose sum is σ = 1993264896. Its totient is φ = 1174599360.

The previous prime is 1552045309. The next prime is 1552045321. The reversal of 1552045313 is 3135402551.

It is a cyclic number.

It is not a de Polignac number, because 1552045313 - 2² = 1552045309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552045373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368678 + ... + 372863.

It is an arithmetic number, because the mean of its divisors is an integer number (124579056).

Almost surely, 2^1552045313 is an apocalyptic number.

1552045313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1552045313 is a deficient number, since it is larger than the sum of its proper divisors (441219583).

1552045313 is a wasteful number, since it uses less digits than its factorization.

1552045313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741584.

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

The square root of 1552045313 is about 39396.0063077465. The cubic root of 1552045313 is about 1157.8033421362.

Adding to 1552045313 its reverse (3135402551), we get a palindrome (4687447864).

The spelling of 1552045313 in words is "one billion, five hundred fifty-two million, forty-five thousand, three hundred thirteen".