1552326013 has 16 divisors (see below), whose sum is σ = 1785732480. Its totient is φ = 1321862976.

The previous prime is 1552326001. The next prime is 1552326019. The reversal of 1552326013 is 3106232551.

It is a de Polignac number, because none of the positive numbers 2^k-1552326013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552326019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776331 + ... + 778327.

It is an arithmetic number, because the mean of its divisors is an integer number (111608280).

Almost surely, 2^1552326013 is an apocalyptic number.

It is an amenable number.

1552326013 is a deficient number, since it is larger than the sum of its proper divisors (233406467).

1552326013 is a wasteful number, since it uses less digits than its factorization.

1552326013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1552326013 is about 39399.5686905326. The cubic root of 1552326013 is about 1157.8731373079.

Adding to 1552326013 its reverse (3106232551), we get a palindrome (4658558564).

The spelling of 1552326013 in words is "one billion, five hundred fifty-two million, three hundred twenty-six thousand, thirteen".