1164851213 has 4 divisors (see below), whose sum is σ = 1182237120. Its totient is φ = 1147465308.

The previous prime is 1164851189. The next prime is 1164851251. The reversal of 1164851213 is 3121584611.

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 1164851213 - 2²⁸ = 896415757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1164851213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164851263) 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, 8692853 + ... + 8692986.

It is an arithmetic number, because the mean of its divisors is an integer number (295559280).

Almost surely, 2^1164851213 is an apocalyptic number.

It is an amenable number.

1164851213 is a deficient number, since it is larger than the sum of its proper divisors (17385907).

1164851213 is an equidigital number, since it uses as much as digits as its factorization.

1164851213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17385906.

The product of its digits is 5760, while the sum is 32.

The square root of 1164851213 is about 34129.9166860981. The cubic root of 1164851213 is about 1052.1802657373.

The spelling of 1164851213 in words is "one billion, one hundred sixty-four million, eight hundred fifty-one thousand, two hundred thirteen".