1046520213 has 4 divisors (see below), whose sum is σ = 1395360288. Its totient is φ = 697680140.

The previous prime is 1046520179. The next prime is 1046520253. The reversal of 1046520213 is 3120256401.

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: 3120256401 = 3 ⋅1040085467.

It is a cyclic number.

It is not a de Polignac number, because 1046520213 - 2⁶ = 1046520149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046520253) 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, 174420033 + ... + 174420038.

It is an arithmetic number, because the mean of its divisors is an integer number (348840072).

Almost surely, 2^1046520213 is an apocalyptic number.

It is an amenable number.

1046520213 is a deficient number, since it is larger than the sum of its proper divisors (348840075).

1046520213 is an equidigital number, since it uses as much as digits as its factorization.

1046520213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348840074.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1046520213 is about 32349.9646522218. The cubic root of 1046520213 is about 1015.2723069200.

Adding to 1046520213 its reverse (3120256401), we get a palindrome (4166776614).

The spelling of 1046520213 in words is "one billion, forty-six million, five hundred twenty thousand, two hundred thirteen".