1553134242 has 32 divisors (see below), whose sum is σ = 3419760960. Its totient is φ = 466326720.

The previous prime is 1553134241. The next prime is 1553134273. The reversal of 1553134242 is 2424313551.

It is not an unprimeable number, because it can be changed into a prime (1553134241) 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, 100753 + ... + 115140.

It is an arithmetic number, because the mean of its divisors is an integer number (106867530).

Almost surely, 2^1553134242 is an apocalyptic number.

1553134242 is an abundant number, since it is smaller than the sum of its proper divisors (1866626718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1553134242 is a wasteful number, since it uses less digits than its factorization.

1553134242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216018.

The product of its digits is 14400, while the sum is 30.

The square root of 1553134242 is about 39409.8241812876. The cubic root of 1553134242 is about 1158.0740539264.

Adding to 1553134242 its reverse (2424313551), we get a palindrome (3977447793).

The spelling of 1553134242 in words is "one billion, five hundred fifty-three million, one hundred thirty-four thousand, two hundred forty-two".