1055132112145 has 4 divisors (see below), whose sum is σ = 1266158534580. Its totient is φ = 844105689712.

The previous prime is 1055132112101. The next prime is 1055132112163. The reversal of 1055132112145 is 5412112315501.

1055132112145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 228683847681 + 826448264464 = 478209^2 + 909092^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055132112145 - 2¹³ = 1055132103953 is a prime.

It is a super-2 number, since 2×1055132112145² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105513211210 + ... + 105513211219.

It is an arithmetic number, because the mean of its divisors is an integer number (316539633645).

Almost surely, 2^{1055132112145} is an apocalyptic number.

It is an amenable number.

1055132112145 is a deficient number, since it is larger than the sum of its proper divisors (211026422435).

1055132112145 is an equidigital number, since it uses as much as digits as its factorization.

1055132112145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211026422434.

The product of its (nonzero) digits is 6000, while the sum is 31.

Adding to 1055132112145 its reverse (5412112315501), we get a palindrome (6467244427646).

The spelling of 1055132112145 in words is "one trillion, fifty-five billion, one hundred thirty-two million, one hundred twelve thousand, one hundred forty-five".