1463999997 has 16 divisors (see below), whose sum is σ = 2008016640. Its totient is φ = 948192000.

The previous prime is 1463999969. The next prime is 1464000019. The reversal of 1463999997 is 7999993641.

It is not a de Polignac number, because 1463999997 - 2¹⁰ = 1463998973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1463999297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4497 + ... + 54297.

It is an arithmetic number, because the mean of its divisors is an integer number (125501040).

Almost surely, 2^1463999997 is an apocalyptic number.

It is an amenable number.

1463999997 is a deficient number, since it is larger than the sum of its proper divisors (544016643).

1463999997 is a wasteful number, since it uses less digits than its factorization.

1463999997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50084.

The product of its digits is 29760696, while the sum is 66.

The square root of 1463999997 is about 38262.2529002149. The cubic root of 1463999997 is about 1135.4822733935.

The spelling of 1463999997 in words is "one billion, four hundred sixty-three million, nine hundred ninety-nine thousand, nine hundred ninety-seven".