1973129059 has 16 divisors (see below), whose sum is σ = 2210955264. Its totient is φ = 1745281600.

The previous prime is 1973129051. The next prime is 1973129069. The reversal of 1973129059 is 9509213791.

It is a cyclic number.

It is not a de Polignac number, because 1973129059 - 2³ = 1973129051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1973129051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167022 + ... + 178444.

It is an arithmetic number, because the mean of its divisors is an integer number (138184704).

Almost surely, 2^1973129059 is an apocalyptic number.

1973129059 is a deficient number, since it is larger than the sum of its proper divisors (237826205).

1973129059 is a wasteful number, since it uses less digits than its factorization.

1973129059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11858.

The product of its (nonzero) digits is 153090, while the sum is 46.

The square root of 1973129059 is about 44419.9173682257. The cubic root of 1973129059 is about 1254.2530454582.

The spelling of 1973129059 in words is "one billion, nine hundred seventy-three million, one hundred twenty-nine thousand, fifty-nine".