1011441151543 has 32 divisors (see below), whose sum is σ = 1088978780160. Its totient is φ = 936951079680.

The previous prime is 1011441151541. The next prime is 1011441151571. The reversal of 1011441151543 is 3451511441101.

It is a cyclic number.

It is not a de Polignac number, because 1011441151543 - 2¹ = 1011441151541 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 (1011441151541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305846896 + ... + 305850202.

It is an arithmetic number, because the mean of its divisors is an integer number (34030586880).

Almost surely, 2^{1011441151543} is an apocalyptic number.

1011441151543 is a deficient number, since it is larger than the sum of its proper divisors (77537628617).

1011441151543 is a wasteful number, since it uses less digits than its factorization.

1011441151543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4927.

The product of its (nonzero) digits is 4800, while the sum is 31.

Adding to 1011441151543 its reverse (3451511441101), we get a palindrome (4462952592644).

The spelling of 1011441151543 in words is "one trillion, eleven billion, four hundred forty-one million, one hundred fifty-one thousand, five hundred forty-three".