1320750746 has 8 divisors (see below), whose sum is σ = 2264144160. Its totient is φ = 566036028.

The previous prime is 1320750737. The next prime is 1320750773. The reversal of 1320750746 is 6470570231.

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

It is a super-3 number, since 3×1320750746³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47169656 + ... + 47169683.

It is an arithmetic number, because the mean of its divisors is an integer number (283018020).

Almost surely, 2^1320750746 is an apocalyptic number.

1320750746 is a deficient number, since it is larger than the sum of its proper divisors (943393414).

1320750746 is an equidigital number, since it uses as much as digits as its factorization.

1320750746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94339348.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 1320750746 is about 36342.1345823274. The cubic root of 1320750746 is about 1097.1692355463.

The spelling of 1320750746 in words is "one billion, three hundred twenty million, seven hundred fifty thousand, seven hundred forty-six".