1543048418011 has 2 divisors, whose sum is σ = 1543048418012. Its totient is φ = 1543048418010.

The previous prime is 1543048417993. The next prime is 1543048418053. The reversal of 1543048418011 is 1108148403451.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1543048418011 - 2⁹ = 1543048417499 is a prime.

It is a super-2 number, since 2×1543048418011² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1543048412011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771524209005 + 771524209006.

It is an arithmetic number, because the mean of its divisors is an integer number (771524209006).

Almost surely, 2^{1543048418011} is an apocalyptic number.

1543048418011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1543048418011 is an equidigital number, since it uses as much as digits as its factorization.

1543048418011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 1543048418011 in words is "one trillion, five hundred forty-three billion, forty-eight million, four hundred eighteen thousand, eleven".