1553223411 has 32 divisors (see below), whose sum is σ = 2515046400. Its totient is φ = 943125120.

The previous prime is 1553223403. The next prime is 1553223421. The reversal of 1553223411 is 1143223551.

It is not a de Polignac number, because 1553223411 - 2³ = 1553223403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1553223421) 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 31 ways as a sum of consecutive naturals, for example, 40351 + ... + 68808.

It is an arithmetic number, because the mean of its divisors is an integer number (78595200).

Almost surely, 2^1553223411 is an apocalyptic number.

1553223411 is a deficient number, since it is larger than the sum of its proper divisors (961822989).

1553223411 is a wasteful number, since it uses less digits than its factorization.

1553223411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109216 (or 109210 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1553223411 is about 39410.9554692601. The cubic root of 1553223411 is about 1158.0962160651.

Adding to 1553223411 its reverse (1143223551), we get a palindrome (2696446962).

The spelling of 1553223411 in words is "one billion, five hundred fifty-three million, two hundred twenty-three thousand, four hundred eleven".