1041430521 has 4 divisors (see below), whose sum is σ = 1388574032. Its totient is φ = 694287012.

The previous prime is 1041430469. The next prime is 1041430531. The reversal of 1041430521 is 1250341401.

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 not a de Polignac number, because 1041430521 - 2⁶ = 1041430457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1041430531) 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, 173571751 + ... + 173571756.

It is an arithmetic number, because the mean of its divisors is an integer number (347143508).

Almost surely, 2^1041430521 is an apocalyptic number.

It is an amenable number.

1041430521 is a deficient number, since it is larger than the sum of its proper divisors (347143511).

1041430521 is an equidigital number, since it uses as much as digits as its factorization.

1041430521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347143510.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1041430521 is about 32271.2026580975. The cubic root of 1041430521 is about 1013.6237249052.

Adding to 1041430521 its reverse (1250341401), we get a palindrome (2291771922).

The spelling of 1041430521 in words is "one billion, forty-one million, four hundred thirty thousand, five hundred twenty-one".