1041523681 has 4 divisors (see below), whose sum is σ = 1136207664. Its totient is φ = 946839700.

The previous prime is 1041523673. The next prime is 1041523727. The reversal of 1041523681 is 1863251401.

1041523681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1041523681 - 2³ = 1041523673 is a prime.

It is a super-2 number, since 2×1041523681² = 2169543156167579522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1041523621) 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, 47341975 + ... + 47341996.

It is an arithmetic number, because the mean of its divisors is an integer number (284051916).

Almost surely, 2^1041523681 is an apocalyptic number.

1041523681 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1041523681 is a deficient number, since it is larger than the sum of its proper divisors (94683983).

1041523681 is an equidigital number, since it uses as much as digits as its factorization.

1041523681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94683982.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1041523681 is about 32272.6460179515. The cubic root of 1041523681 is about 1013.6539481955.

The spelling of 1041523681 in words is "one billion, forty-one million, five hundred twenty-three thousand, six hundred eighty-one".