1263774116 has 24 divisors (see below), whose sum is σ = 2422691040. Its totient is φ = 572054400.

The previous prime is 1263774107. The next prime is 1263774131. The reversal of 1263774116 is 6114773621.

It is a self number, because there is not a number n which added to its sum of digits gives 1263774116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48986 + ... + 70193.

It is an arithmetic number, because the mean of its divisors is an integer number (100945460).

Almost surely, 2^1263774116 is an apocalyptic number.

It is an amenable number.

1263774116 is a deficient number, since it is larger than the sum of its proper divisors (1158916924).

1263774116 is a wasteful number, since it uses less digits than its factorization.

1263774116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119435 (or 119433 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 1263774116 is about 35549.6007853815. The cubic root of 1263774116 is about 1081.1596243484.

The spelling of 1263774116 in words is "one billion, two hundred sixty-three million, seven hundred seventy-four thousand, one hundred sixteen".