1320293293 has 8 divisors (see below), whose sum is σ = 1440584640. Its totient is φ = 1200046080.

The previous prime is 1320293281. The next prime is 1320293329. The reversal of 1320293293 is 3923920231.

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-1320293293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320293203) 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, 101293 + ... + 113581.

It is an arithmetic number, because the mean of its divisors is an integer number (180073080).

Almost surely, 2^1320293293 is an apocalyptic number.

It is an amenable number.

1320293293 is a deficient number, since it is larger than the sum of its proper divisors (120291347).

1320293293 is a wasteful number, since it uses less digits than its factorization.

1320293293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22067.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 1320293293 is about 36335.8403370556. The cubic root of 1320293293 is about 1097.0425496905.

The spelling of 1320293293 in words is "one billion, three hundred twenty million, two hundred ninety-three thousand, two hundred ninety-three".