1246973045 has 8 divisors (see below), whose sum is σ = 1496640696. Its totient is φ = 997396416.

The previous prime is 1246973023. The next prime is 1246973093. The reversal of 1246973045 is 5403796421.

It can be written as a sum of positive squares in 4 ways, for example, as 643484689 + 603488356 = 25367^2 + 24566^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1246973045 - 2²⁰ = 1245924469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1246972993 and 1246973011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12299 + ... + 51431.

It is an arithmetic number, because the mean of its divisors is an integer number (187080087).

Almost surely, 2^1246973045 is an apocalyptic number.

It is an amenable number.

1246973045 is a deficient number, since it is larger than the sum of its proper divisors (249667651).

1246973045 is an equidigital number, since it uses as much as digits as its factorization.

1246973045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45511.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1246973045 is about 35312.5055044243. The cubic root of 1246973045 is about 1076.3471252923.

The spelling of 1246973045 in words is "one billion, two hundred forty-six million, nine hundred seventy-three thousand, forty-five".