1973166363 has 24 divisors (see below), whose sum is σ = 3271538400. Its totient is φ = 1122591744.

The previous prime is 1973166347. The next prime is 1973166383. The reversal of 1973166363 is 3636613791.

1973166363 is a `hidden beast` number, since 1 + 9 + 7 + 3 + 1 + 6 + 636 + 3 = 666.

It is not a de Polignac number, because 1973166363 - 2⁴ = 1973166347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1973166313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53958 + ... + 82811.

It is an arithmetic number, because the mean of its divisors is an integer number (136314100).

Almost surely, 2^1973166363 is an apocalyptic number.

1973166363 is a deficient number, since it is larger than the sum of its proper divisors (1298372037).

1973166363 is a wasteful number, since it uses less digits than its factorization.

1973166363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137011 (or 137008 counting only the distinct ones).

The product of its digits is 367416, while the sum is 45.

The square root of 1973166363 is about 44420.3372679677. The cubic root of 1973166363 is about 1254.2609497158.

The spelling of 1973166363 in words is "one billion, nine hundred seventy-three million, one hundred sixty-six thousand, three hundred sixty-three".