1328356454 has 8 divisors (see below), whose sum is σ = 1992899208. Its totient is φ = 664056720.

The previous prime is 1328356429. The next prime is 1328356487. The reversal of 1328356454 is 4546538231.

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

It is a congruent number.

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, 46412 + ... + 69359.

It is an arithmetic number, because the mean of its divisors is an integer number (249112401).

Almost surely, 2^1328356454 is an apocalyptic number.

1328356454 is a deficient number, since it is larger than the sum of its proper divisors (664542754).

1328356454 is a wasteful number, since it uses less digits than its factorization.

1328356454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121510.

The product of its digits is 345600, while the sum is 41.

The square root of 1328356454 is about 36446.6247271267. The cubic root of 1328356454 is about 1099.2712677465.

The spelling of 1328356454 in words is "one billion, three hundred twenty-eight million, three hundred fifty-six thousand, four hundred fifty-four".