1012114643 has 4 divisors (see below), whose sum is σ = 1036800408. Its totient is φ = 987428880.

The previous prime is 1012114639. The next prime is 1012114661. The reversal of 1012114643 is 3464112101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012114643 - 2² = 1012114639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012114673) 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, 12342821 + ... + 12342902.

It is an arithmetic number, because the mean of its divisors is an integer number (259200102).

Almost surely, 2^1012114643 is an apocalyptic number.

1012114643 is a deficient number, since it is larger than the sum of its proper divisors (24685765).

1012114643 is an equidigital number, since it uses as much as digits as its factorization.

1012114643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24685764.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1012114643 is about 31813.7492760599. The cubic root of 1012114643 is about 1004.0220160328.

Adding to 1012114643 its reverse (3464112101), we get a palindrome (4476226744).

The spelling of 1012114643 in words is "one billion, twelve million, one hundred fourteen thousand, six hundred forty-three".