1552541131 has 4 divisors (see below), whose sum is σ = 1552695232. Its totient is φ = 1552387032.

The previous prime is 1552541119. The next prime is 1552541153. The reversal of 1552541131 is 1311452551.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1552541131 - 2¹¹ = 1552539083 is a prime.

It is a super-2 number, since 2×1552541131² = 4820767926893518322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1552541131.

It is not an unprimeable number, because it can be changed into a prime (1552541191) 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 3 ways as a sum of consecutive naturals, for example, 60795 + ... + 82468.

It is an arithmetic number, because the mean of its divisors is an integer number (388173808).

Almost surely, 2^1552541131 is an apocalyptic number.

1552541131 is a deficient number, since it is larger than the sum of its proper divisors (154101).

1552541131 is a wasteful number, since it uses less digits than its factorization.

1552541131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154100.

The product of its digits is 3000, while the sum is 28.

The square root of 1552541131 is about 39402.2985497039. The cubic root of 1552541131 is about 1157.9266200271.

Adding to 1552541131 its reverse (1311452551), we get a palindrome (2863993682).

The spelling of 1552541131 in words is "one billion, five hundred fifty-two million, five hundred forty-one thousand, one hundred thirty-one".