1320051533407 has 2 divisors, whose sum is σ = 1320051533408. Its totient is φ = 1320051533406.

The previous prime is 1320051533393. The next prime is 1320051533419. The reversal of 1320051533407 is 7043351500231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1320051533407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320051533497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660025766703 + 660025766704.

It is an arithmetic number, because the mean of its divisors is an integer number (660025766704).

Almost surely, 2^{1320051533407} is an apocalyptic number.

1320051533407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320051533407 is an equidigital number, since it uses as much as digits as its factorization.

1320051533407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 34.

The spelling of 1320051533407 in words is "one trillion, three hundred twenty billion, fifty-one million, five hundred thirty-three thousand, four hundred seven".