1232137873 has 8 divisors (see below), whose sum is σ = 1289309696. Its totient is φ = 1176055200.

The previous prime is 1232137861. The next prime is 1232137931. The reversal of 1232137873 is 3787312321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1232137873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232137813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269973 + ... + 274498.

It is an arithmetic number, because the mean of its divisors is an integer number (161163712).

Almost surely, 2^1232137873 is an apocalyptic number.

It is an amenable number.

1232137873 is a deficient number, since it is larger than the sum of its proper divisors (57171823).

1232137873 is an equidigital number, since it uses as much as digits as its factorization.

1232137873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544575.

The product of its digits is 42336, while the sum is 37.

The square root of 1232137873 is about 35101.8215054433. The cubic root of 1232137873 is about 1072.0616706488.

The spelling of 1232137873 in words is "one billion, two hundred thirty-two million, one hundred thirty-seven thousand, eight hundred seventy-three".