1041091231 has 4 divisors (see below), whose sum is σ = 1044796464. Its totient is φ = 1037386000.

The previous prime is 1041091171. The next prime is 1041091241. The reversal of 1041091231 is 1321901401.

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 1041091231 - 2¹³ = 1041083039 is a prime.

It is a super-2 number, since 2×1041091231² = 2167741902530190722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041091241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1852195 + ... + 1852756.

It is an arithmetic number, because the mean of its divisors is an integer number (261199116).

Almost surely, 2^1041091231 is an apocalyptic number.

1041091231 is a deficient number, since it is larger than the sum of its proper divisors (3705233).

1041091231 is an equidigital number, since it uses as much as digits as its factorization.

1041091231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705232.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1041091231 is about 32265.9453758913. The cubic root of 1041091231 is about 1013.5136360286.

Adding to 1041091231 its reverse (1321901401), we get a palindrome (2362992632).

The spelling of 1041091231 in words is "one billion, forty-one million, ninety-one thousand, two hundred thirty-one".