1263000460 has 24 divisors (see below), whose sum is σ = 2743760880. Its totient is φ = 487779264.

The previous prime is 1263000407. The next prime is 1263000463. The reversal of 1263000460 is 640003621.

It is not an unprimeable number, because it can be changed into a prime (1263000463) 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 7 ways as a sum of consecutive naturals, for example, 1088214 + ... + 1089373.

It is an arithmetic number, because the mean of its divisors is an integer number (114323370).

Almost surely, 2^1263000460 is an apocalyptic number.

1263000460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1263000460 is an abundant number, since it is smaller than the sum of its proper divisors (1480760420).

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

1263000460 is a wasteful number, since it uses less digits than its factorization.

1263000460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177625 (or 2177623 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1263000460 is about 35538.7177596491. The cubic root of 1263000460 is about 1080.9389582334.

The spelling of 1263000460 in words is "one billion, two hundred sixty-three million, four hundred sixty", and thus it is an aban number.