1041605531 has 4 divisors (see below), whose sum is σ = 1086892752. Its totient is φ = 996318312.

The previous prime is 1041605527. The next prime is 1041605563. The reversal of 1041605531 is 1355061401.

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

It is a cyclic number.

It is not a de Polignac number, because 1041605531 - 2² = 1041605527 is a prime.

It is a super-2 number, since 2×1041605531² = 2169884164419583922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1041605531.

It is not an unprimeable number, because it can be changed into a prime (1041605581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22643576 + ... + 22643621.

It is an arithmetic number, because the mean of its divisors is an integer number (271723188).

Almost surely, 2^1041605531 is an apocalyptic number.

1041605531 is a deficient number, since it is larger than the sum of its proper divisors (45287221).

1041605531 is an equidigital number, since it uses as much as digits as its factorization.

1041605531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45287220.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1041605531 is about 32273.9140948228. The cubic root of 1041605531 is about 1013.6805007690.

Adding to 1041605531 its reverse (1355061401), we get a palindrome (2396666932).

The spelling of 1041605531 in words is "one billion, forty-one million, six hundred five thousand, five hundred thirty-one".