1552131343 has 16 divisors (see below), whose sum is σ = 1833072640. Its totient is φ = 1286085600.

The previous prime is 1552131293. The next prime is 1552131353. The reversal of 1552131343 is 3431312551.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1552131343 - 2⁹ = 1552130831 is a prime.

It is a super-2 number, since 2×1552131343² = 4818223411845967298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552131353) 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, 228628 + ... + 235318.

It is an arithmetic number, because the mean of its divisors is an integer number (114567040).

Almost surely, 2^1552131343 is an apocalyptic number.

1552131343 is a deficient number, since it is larger than the sum of its proper divisors (280941297).

1552131343 is a wasteful number, since it uses less digits than its factorization.

1552131343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7798.

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

The square root of 1552131343 is about 39397.0981545596. The cubic root of 1552131343 is about 1157.8247341193.

Adding to 1552131343 its reverse (3431312551), we get a palindrome (4983443894).

It can be divided in two parts, 15521 and 31343, that added together give a palindrome (46864).

The spelling of 1552131343 in words is "one billion, five hundred fifty-two million, one hundred thirty-one thousand, three hundred forty-three".