1214853454 has 4 divisors (see below), whose sum is σ = 1822280184. Its totient is φ = 607426726.

The previous prime is 1214853443. The next prime is 1214853481. The reversal of 1214853454 is 4543584121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303713362 + ... + 303713365.

It is an arithmetic number, because the mean of its divisors is an integer number (455570046).

Almost surely, 2^1214853454 is an apocalyptic number.

1214853454 is a deficient number, since it is larger than the sum of its proper divisors (607426730).

1214853454 is an equidigital number, since it uses as much as digits as its factorization.

1214853454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607426729.

The product of its digits is 76800, while the sum is 37.

The square root of 1214853454 is about 34854.7479405604. The cubic root of 1214853454 is about 1067.0250885121.

The spelling of 1214853454 in words is "one billion, two hundred fourteen million, eight hundred fifty-three thousand, four hundred fifty-four".