1553231841 has 24 divisors (see below), whose sum is σ = 2412506304. Its totient is φ = 886304160.

The previous prime is 1553231839. The next prime is 1553231861. The reversal of 1553231841 is 1481323551.

It is not a de Polignac number, because 1553231841 - 2¹ = 1553231839 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1553231821) 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, 102111 + ... + 116331.

It is an arithmetic number, because the mean of its divisors is an integer number (100521096).

Almost surely, 2^1553231841 is an apocalyptic number.

It is an amenable number.

1553231841 is a deficient number, since it is larger than the sum of its proper divisors (859274463).

1553231841 is a wasteful number, since it uses less digits than its factorization.

1553231841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14981 (or 14974 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 1553231841 is about 39411.0624190721. The cubic root of 1553231841 is about 1158.0983112205.

The spelling of 1553231841 in words is "one billion, five hundred fifty-three million, two hundred thirty-one thousand, eight hundred forty-one".