1055211433531 has 16 divisors (see below), whose sum is σ = 1090355143680. Its totient is φ = 1020137401440.

The previous prime is 1055211433499. The next prime is 1055211433543. The reversal of 1055211433531 is 1353341125501.

It is a cyclic number.

It is not a de Polignac number, because 1055211433531 - 2⁵ = 1055211433499 is a prime.

It is a super-2 number, since 2×1055211433531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055211433561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192659565 + ... + 192665041.

It is an arithmetic number, because the mean of its divisors is an integer number (68147196480).

Almost surely, 2^{1055211433531} is an apocalyptic number.

1055211433531 is a deficient number, since it is larger than the sum of its proper divisors (35143710149).

1055211433531 is a wasteful number, since it uses less digits than its factorization.

1055211433531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10674.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 1055211433531 in words is "one trillion, fifty-five billion, two hundred eleven million, four hundred thirty-three thousand, five hundred thirty-one".