973545021242 has 4 divisors (see below), whose sum is σ = 1460317531866. Its totient is φ = 486772510620.

The previous prime is 973545021233. The next prime is 973545021259. The reversal of 973545021242 is 242120545379.

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

It can be written as a sum of positive squares in only one way, i.e., 970026040201 + 3518981041 = 984899^2 + 59321^2 .

It is a junction number, because it is equal to n+sod(n) for n = 973545021193 and 973545021202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243386255309 + ... + 243386255312.

Almost surely, 2^973545021242 is an apocalyptic number.

973545021242 is a deficient number, since it is larger than the sum of its proper divisors (486772510624).

973545021242 is a wasteful number, since it uses less digits than its factorization.

973545021242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486772510623.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 973545021242 in words is "nine hundred seventy-three billion, five hundred forty-five million, twenty-one thousand, two hundred forty-two".