1121051541 has 8 divisors (see below), whose sum is σ = 1505489440. Its totient is φ = 741990672.

The previous prime is 1121051527. The next prime is 1121051557. The reversal of 1121051541 is 1451501211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121051541 - 2¹⁰ = 1121050517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121051741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1343770 + ... + 1344603.

It is an arithmetic number, because the mean of its divisors is an integer number (188186180).

Almost surely, 2^1121051541 is an apocalyptic number.

It is an amenable number.

1121051541 is a deficient number, since it is larger than the sum of its proper divisors (384437899).

1121051541 is a wasteful number, since it uses less digits than its factorization.

1121051541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688515.

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 1121051541 is about 33482.1077741530. The cubic root of 1121051541 is about 1038.8237258785.

Adding to 1121051541 its reverse (1451501211), we get a palindrome (2572552752).

The spelling of 1121051541 in words is "one billion, one hundred twenty-one million, fifty-one thousand, five hundred forty-one".