1263460376 has 16 divisors (see below), whose sum is σ = 2395607400. Its totient is φ = 624631744.

The previous prime is 1263460333. The next prime is 1263460379. The reversal of 1263460376 is 6730643621.

It is a super-2 number, since 2×1263460376² = 3192664243444122752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263460379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886550 + ... + 887973.

Almost surely, 2^1263460376 is an apocalyptic number.

It is an amenable number.

1263460376 is a deficient number, since it is larger than the sum of its proper divisors (1132147024).

1263460376 is a wasteful number, since it uses less digits than its factorization.

1263460376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774618 (or 1774614 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 1263460376 is about 35545.1878036957. The cubic root of 1263460376 is about 1081.0701486818.

The spelling of 1263460376 in words is "one billion, two hundred sixty-three million, four hundred sixty thousand, three hundred seventy-six".