146115563 has 4 divisors (see below), whose sum is σ = 159398808. Its totient is φ = 132832320.

The previous prime is 146115547. The next prime is 146115583. The reversal of 146115563 is 365511641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146115563 - 2⁴ = 146115547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146115523) 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, 6641606 + ... + 6641627.

It is an arithmetic number, because the mean of its divisors is an integer number (39849702).

Almost surely, 2^146115563 is an apocalyptic number.

146115563 is a deficient number, since it is larger than the sum of its proper divisors (13283245).

146115563 is a wasteful number, since it uses less digits than its factorization.

146115563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13283244.

The product of its digits is 10800, while the sum is 32.

The square root of 146115563 is about 12087.8270586570. The cubic root of 146115563 is about 526.7026360539.

The spelling of 146115563 in words is "one hundred forty-six million, one hundred fifteen thousand, five hundred sixty-three".