1263123932 has 48 divisors (see below), whose sum is σ = 2574512640. Its totient is φ = 531064512.

The previous prime is 1263123929. The next prime is 1263123977. The reversal of 1263123932 is 2393213621.

It is a super-2 number, since 2×1263123932² = 3190964135182281248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 503393 + ... + 505895.

It is an arithmetic number, because the mean of its divisors is an integer number (53635680).

Almost surely, 2^1263123932 is an apocalyptic number.

It is an amenable number.

1263123932 is an abundant number, since it is smaller than the sum of its proper divisors (1311388708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1263123932 is a wasteful number, since it uses less digits than its factorization.

1263123932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850 (or 2848 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The square root of 1263123932 is about 35540.4548648438. The cubic root of 1263123932 is about 1080.9741815898.

It can be divided in two parts, 12631 and 23932, that added together give a palindrome (36563).

The spelling of 1263123932 in words is "one billion, two hundred sixty-three million, one hundred twenty-three thousand, nine hundred thirty-two".