1012348569 has 4 divisors (see below), whose sum is σ = 1349798096. Its totient is φ = 674899044.

The previous prime is 1012348531. The next prime is 1012348583. The reversal of 1012348569 is 9658432101.

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 1012348569 - 2¹⁶ = 1012283033 is a prime.

It is a super-2 number, since 2×1012348569² = 2049699250312695522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1012348529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168724759 + ... + 168724764.

It is an arithmetic number, because the mean of its divisors is an integer number (337449524).

Almost surely, 2^1012348569 is an apocalyptic number.

It is an amenable number.

1012348569 is a deficient number, since it is larger than the sum of its proper divisors (337449527).

1012348569 is an equidigital number, since it uses as much as digits as its factorization.

1012348569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337449526.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 1012348569 is about 31817.4255558177. The cubic root of 1012348569 is about 1004.0993619354.

The spelling of 1012348569 in words is "one billion, twelve million, three hundred forty-eight thousand, five hundred sixty-nine".