143148763 has 4 divisors (see below), whose sum is σ = 146477848. Its totient is φ = 139819680.

The previous prime is 143148749. The next prime is 143148769. The reversal of 143148763 is 367841341.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143148763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143148769) 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, 1664478 + ... + 1664563.

It is an arithmetic number, because the mean of its divisors is an integer number (36619462).

Almost surely, 2^143148763 is an apocalyptic number.

143148763 is a deficient number, since it is larger than the sum of its proper divisors (3329085).

143148763 is an equidigital number, since it uses as much as digits as its factorization.

143148763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329084.

The product of its digits is 48384, while the sum is 37.

The square root of 143148763 is about 11964.4792197571. The cubic root of 143148763 is about 523.1134258923.

The spelling of 143148763 in words is "one hundred forty-three million, one hundred forty-eight thousand, seven hundred sixty-three".