1041561131 has 8 divisors (see below), whose sum is σ = 1128400224. Its totient is φ = 955681920.

The previous prime is 1041561121. The next prime is 1041561139. The reversal of 1041561131 is 1311651401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1041561131 - 2²⁶ = 974452267 is a prime.

It is a super-2 number, since 2×1041561131² = 2169699179219998322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1041561097 and 1041561106.

It is not an unprimeable number, because it can be changed into a prime (1041561139) 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 7 ways as a sum of consecutive naturals, for example, 237710 + ... + 242051.

It is an arithmetic number, because the mean of its divisors is an integer number (141050028).

Almost surely, 2^1041561131 is an apocalyptic number.

1041561131 is a deficient number, since it is larger than the sum of its proper divisors (86839093).

1041561131 is a wasteful number, since it uses less digits than its factorization.

1041561131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479941.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1041561131 is about 32273.2262254644. The cubic root of 1041561131 is about 1013.6660973464. Note that the first 3 decimals are identical.

The spelling of 1041561131 in words is "one billion, forty-one million, five hundred sixty-one thousand, one hundred thirty-one".