1465112563 has 4 divisors (see below), whose sum is σ = 1466341848. Its totient is φ = 1463883280.

The previous prime is 1465112557. The next prime is 1465112599. The reversal of 1465112563 is 3652115641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3652115641 = 277 ⋅13184533.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1465112563 is a prime.

It is a super-3 number, since 3×1465112563³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1465112503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612853 + ... + 615238.

It is an arithmetic number, because the mean of its divisors is an integer number (366585462).

Almost surely, 2^1465112563 is an apocalyptic number.

1465112563 is a deficient number, since it is larger than the sum of its proper divisors (1229285).

1465112563 is a wasteful number, since it uses less digits than its factorization.

1465112563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229284.

The product of its digits is 21600, while the sum is 34.

The square root of 1465112563 is about 38276.7888282181. The cubic root of 1465112563 is about 1135.7698369395.

The spelling of 1465112563 in words is "one billion, four hundred sixty-five million, one hundred twelve thousand, five hundred sixty-three".