1043213413 has 4 divisors (see below), whose sum is σ = 1138051008. Its totient is φ = 948375820.

The previous prime is 1043213377. The next prime is 1043213419. The reversal of 1043213413 is 3143123401.

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 an emirpimes, since its reverse is a distinct semiprime: 3143123401 = 11 ⋅285738491.

It is a cyclic number.

It is not a de Polignac number, because 1043213413 - 2⁹ = 1043212901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043213419) 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, 47418781 + ... + 47418802.

It is an arithmetic number, because the mean of its divisors is an integer number (284512752).

Almost surely, 2^1043213413 is an apocalyptic number.

It is an amenable number.

1043213413 is a deficient number, since it is larger than the sum of its proper divisors (94837595).

1043213413 is an equidigital number, since it uses as much as digits as its factorization.

1043213413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94837594.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1043213413 is about 32298.8144209660. The cubic root of 1043213413 is about 1014.2018243868.

Adding to 1043213413 its reverse (3143123401), we get a palindrome (4186336814).

The spelling of 1043213413 in words is "one billion, forty-three million, two hundred thirteen thousand, four hundred thirteen".