1355111141 has 8 divisors (see below), whose sum is σ = 1426965120. Its totient is φ = 1283310432.

The previous prime is 1355111129. The next prime is 1355111227. The reversal of 1355111141 is 1411115531.

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

It is a cyclic number.

It is not a de Polignac number, because 1355111141 - 2¹⁸ = 1354848997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355111341) 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, 45641 + ... + 69233.

It is an arithmetic number, because the mean of its divisors is an integer number (178370640).

Almost surely, 2^1355111141 is an apocalyptic number.

It is an amenable number.

1355111141 is a deficient number, since it is larger than the sum of its proper divisors (71853979).

1355111141 is a wasteful number, since it uses less digits than its factorization.

1355111141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26635.

The product of its digits is 300, while the sum is 23.

The square root of 1355111141 is about 36811.8342520445. The cubic root of 1355111141 is about 1106.6024785657.

Adding to 1355111141 its reverse (1411115531), we get a palindrome (2766226672).

The spelling of 1355111141 in words is "one billion, three hundred fifty-five million, one hundred eleven thousand, one hundred forty-one".