1320047154454 has 32 divisors (see below), whose sum is σ = 2310351552000. Its totient is φ = 565432859880.

The previous prime is 1320047154449. The next prime is 1320047154533. The reversal of 1320047154454 is 4544517400231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776949 + ... + 1801039.

It is an arithmetic number, because the mean of its divisors is an integer number (72198486000).

Almost surely, 2^{1320047154454} is an apocalyptic number.

1320047154454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1320047154454 is a deficient number, since it is larger than the sum of its proper divisors (990304397546).

1320047154454 is a wasteful number, since it uses less digits than its factorization.

1320047154454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025993 (or 1025979 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 1320047154454 in words is "one trillion, three hundred twenty billion, forty-seven million, one hundred fifty-four thousand, four hundred fifty-four".