801919354 has 4 divisors (see below), whose sum is σ = 1202879034. Its totient is φ = 400959676.

The previous prime is 801919343. The next prime is 801919361. The reversal of 801919354 is 453919108.

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

It can be written as a sum of positive squares in only one way, i.e., 791128129 + 10791225 = 28127^2 + 3285^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200479837 + ... + 200479840.

Almost surely, 2^801919354 is an apocalyptic number.

801919354 is a deficient number, since it is larger than the sum of its proper divisors (400959680).

801919354 is a wasteful number, since it uses less digits than its factorization.

801919354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400959679.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 801919354 is about 28318.1806265869. The cubic root of 801919354 is about 929.0595781302.

The spelling of 801919354 in words is "eight hundred one million, nine hundred nineteen thousand, three hundred fifty-four".