1552571253 has 24 divisors (see below), whose sum is σ = 2339892800. Its totient is φ = 1017442728.

The previous prime is 1552571219. The next prime is 1552571303. The reversal of 1552571253 is 3521752551.

1552571253 is a `hidden beast` number, since 1 + 5 + 525 + 7 + 125 + 3 = 666.

It is not a de Polignac number, because 1552571253 - 2⁹ = 1552570741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552571353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85728 + ... + 102246.

Almost surely, 2^1552571253 is an apocalyptic number.

It is an amenable number.

1552571253 is a deficient number, since it is larger than the sum of its proper divisors (787321547).

1552571253 is an equidigital number, since it uses as much as digits as its factorization.

1552571253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16646 (or 16581 counting only the distinct ones).

The product of its digits is 52500, while the sum is 36.

The square root of 1552571253 is about 39402.6807844339. The cubic root of 1552571253 is about 1157.9341085759.

The spelling of 1552571253 in words is "one billion, five hundred fifty-two million, five hundred seventy-one thousand, two hundred fifty-three".