6354220154 has 4 divisors (see below), whose sum is σ = 9531330234. Its totient is φ = 3177110076.

The previous prime is 6354220129. The next prime is 6354220163. The reversal of 6354220154 is 4510224536.

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., 4446889225 + 1907330929 = 66685^2 + 43673^2 .

It is a super-2 number, since 2×6354220154² = 80752227530999567432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6354220154.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1588555037 + ... + 1588555040.

Almost surely, 2^6354220154 is an apocalyptic number.

6354220154 is a deficient number, since it is larger than the sum of its proper divisors (3177110080).

6354220154 is a wasteful number, since it uses less digits than its factorization.

6354220154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177110079.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 6354220154 is about 79713.3624557389. The cubic root of 6354220154 is about 1852.1980354841.

The spelling of 6354220154 in words is "six billion, three hundred fifty-four million, two hundred twenty thousand, one hundred fifty-four".