1055130432111 has 40 divisors (see below), whose sum is σ = 1806104699520. Its totient is φ = 601340704272.

The previous prime is 1055130432073. The next prime is 1055130432121. The reversal of 1055130432111 is 1112340315501.

1055130432111 is a `hidden beast` number, since 1 + 0 + 5 + 513 + 0 + 4 + 32 + 111 = 666.

It is not a de Polignac number, because 1055130432111 - 2¹⁹ = 1055129907823 is a prime.

It is a super-2 number, since 2×1055130432111² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055130432121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2240121 + ... + 2669906.

It is an arithmetic number, because the mean of its divisors is an integer number (45152617488).

Almost surely, 2^{1055130432111} is an apocalyptic number.

1055130432111 is a deficient number, since it is larger than the sum of its proper divisors (750974267409).

1055130432111 is an equidigital number, since it uses as much as digits as its factorization.

1055130432111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4910425 (or 4910416 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 1055130432111 its reverse (1112340315501), we get a palindrome (2167470747612).

The spelling of 1055130432111 in words is "one trillion, fifty-five billion, one hundred thirty million, four hundred thirty-two thousand, one hundred eleven".