1973135 has 8 divisors (see below), whose sum is σ = 2376816. Its totient is φ = 1572480.

The previous prime is 1973129. The next prime is 1973143. The reversal of 1973135 is 5313791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1973135 - 2¹⁰ = 1972111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1973098 and 1973107.

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 in 7 ways as a sum of consecutive naturals, for example, 1100 + ... + 2270.

It is an arithmetic number, because the mean of its divisors is an integer number (297102).

2^1973135 is an apocalyptic number.

1973135 is a deficient number, since it is larger than the sum of its proper divisors (403681).

1973135 is a wasteful number, since it uses less digits than its factorization.

1973135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513.

The product of its digits is 2835, while the sum is 29.

The square root of 1973135 is about 1404.6832383139. The cubic root of 1973135 is about 125.4254304290.

The spelling of 1973135 in words is "one million, nine hundred seventy-three thousand, one hundred thirty-five".