1229713876 has 12 divisors (see below), whose sum is σ = 2161651072. Its totient is φ = 612099288.

The previous prime is 1229713867. The next prime is 1229713879. The reversal of 1229713876 is 6783179221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229713879) 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, 688410 + ... + 690193.

Almost surely, 2^1229713876 is an apocalyptic number.

It is an amenable number.

1229713876 is a deficient number, since it is larger than the sum of its proper divisors (931937196).

1229713876 is a wasteful number, since it uses less digits than its factorization.

1229713876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378830 (or 1378828 counting only the distinct ones).

The product of its digits is 254016, while the sum is 46.

The square root of 1229713876 is about 35067.2764268912. The cubic root of 1229713876 is about 1071.3581832853.

The spelling of 1229713876 in words is "one billion, two hundred twenty-nine million, seven hundred thirteen thousand, eight hundred seventy-six".