1141342552 has 32 divisors (see below), whose sum is σ = 2511839520. Its totient is φ = 475925760.

The previous prime is 1141342511. The next prime is 1141342561. The reversal of 1141342552 is 2552431411.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1141342552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273349 + ... + 277492.

It is an arithmetic number, because the mean of its divisors is an integer number (78494985).

Almost surely, 2^1141342552 is an apocalyptic number.

It is an amenable number.

1141342552 is an abundant number, since it is smaller than the sum of its proper divisors (1370496968).

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

1141342552 is a wasteful number, since it uses less digits than its factorization.

1141342552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550891 (or 550887 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 1141342552 is about 33783.7616614846. The cubic root of 1141342552 is about 1045.0538503877.

Adding to 1141342552 its reverse (2552431411), we get a palindrome (3693773963).

The spelling of 1141342552 in words is "one billion, one hundred forty-one million, three hundred forty-two thousand, five hundred fifty-two".