1043531525155 has 32 divisors (see below), whose sum is σ = 1491779773440. Its totient is φ = 685615781760.

The previous prime is 1043531525147. The next prime is 1043531525219. The reversal of 1043531525155 is 5515251353401.

It is not a de Polignac number, because 1043531525155 - 2³ = 1043531525147 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3791119 + ... + 4057048.

It is an arithmetic number, because the mean of its divisors is an integer number (46618117920).

Almost surely, 2^{1043531525155} is an apocalyptic number.

1043531525155 is a deficient number, since it is larger than the sum of its proper divisors (448248248285).

1043531525155 is a wasteful number, since it uses less digits than its factorization.

1043531525155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7848339.

The product of its (nonzero) digits is 225000, while the sum is 40.

Adding to 1043531525155 its reverse (5515251353401), we get a palindrome (6558782878556).

The spelling of 1043531525155 in words is "one trillion, forty-three billion, five hundred thirty-one million, five hundred twenty-five thousand, one hundred fifty-five".