1043413513 has 4 divisors (see below), whose sum is σ = 1043486080. Its totient is φ = 1043340948.

The previous prime is 1043413477. The next prime is 1043413537. The reversal of 1043413513 is 3153143401.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1043413513 - 2⁹ = 1043413001 is a prime.

It is a super-2 number, since 2×1043413513² = 2177423518222002338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043413543) 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, 6645 + ... + 46162.

It is an arithmetic number, because the mean of its divisors is an integer number (260871520).

Almost surely, 2^1043413513 is an apocalyptic number.

It is an amenable number.

1043413513 is a deficient number, since it is larger than the sum of its proper divisors (72567).

1043413513 is an equidigital number, since it uses as much as digits as its factorization.

1043413513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72566.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1043413513 is about 32301.9119093592. The cubic root of 1043413513 is about 1014.2666653256.

Adding to 1043413513 its reverse (3153143401), we get a palindrome (4196556914).

The spelling of 1043413513 in words is "one billion, forty-three million, four hundred thirteen thousand, five hundred thirteen".