983151563 has 4 divisors (see below), whose sum is σ = 983404848. Its totient is φ = 982898280.

The previous prime is 983151541. The next prime is 983151571. The reversal of 983151563 is 365151389.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365151389 = 431 ⋅847219.

It is a cyclic number.

It is not a de Polignac number, because 983151563 - 2²⁰ = 982102987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 983151563.

It is not an unprimeable number, because it can be changed into a prime (983151263) 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, 120728 + ... + 128613.

It is an arithmetic number, because the mean of its divisors is an integer number (245851212).

Almost surely, 2^983151563 is an apocalyptic number.

983151563 is a deficient number, since it is larger than the sum of its proper divisors (253285).

983151563 is a wasteful number, since it uses less digits than its factorization.

983151563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253284.

The product of its digits is 97200, while the sum is 41.

The square root of 983151563 is about 31355.2477744954. The cubic root of 983151563 is about 994.3520146513.

The spelling of 983151563 in words is "nine hundred eighty-three million, one hundred fifty-one thousand, five hundred sixty-three".