1368263463 has 32 divisors (see below), whose sum is σ = 2125647360. Its totient is φ = 766761600.

The previous prime is 1368263459. The next prime is 1368263497. The reversal of 1368263463 is 3643628631.

It is not a de Polignac number, because 1368263463 - 2² = 1368263459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368263443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223933 + ... + 229961.

It is an arithmetic number, because the mean of its divisors is an integer number (66426480).

Almost surely, 2^1368263463 is an apocalyptic number.

1368263463 is a deficient number, since it is larger than the sum of its proper divisors (757383897).

1368263463 is a wasteful number, since it uses less digits than its factorization.

1368263463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6247.

The product of its digits is 373248, while the sum is 42.

The square root of 1368263463 is about 36990.0454582040. The cubic root of 1368263463 is about 1110.1710806835.

The spelling of 1368263463 in words is "one billion, three hundred sixty-eight million, two hundred sixty-three thousand, four hundred sixty-three".