145178876 has 6 divisors (see below), whose sum is σ = 254063040. Its totient is φ = 72589436.

The previous prime is 145178821. The next prime is 145178923. The reversal of 145178876 is 678871541.

It is a self number, because there is not a number n which added to its sum of digits gives 145178876.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18147356 + ... + 18147363.

It is an arithmetic number, because the mean of its divisors is an integer number (42343840).

Almost surely, 2^145178876 is an apocalyptic number.

It is an amenable number.

145178876 is a deficient number, since it is larger than the sum of its proper divisors (108884164).

145178876 is a wasteful number, since it uses less digits than its factorization.

145178876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36294723 (or 36294721 counting only the distinct ones).

The product of its digits is 376320, while the sum is 47.

The square root of 145178876 is about 12049.0197111632. The cubic root of 145178876 is about 525.5747308398.

The spelling of 145178876 in words is "one hundred forty-five million, one hundred seventy-eight thousand, eight hundred seventy-six".