147199855 has 16 divisors (see below), whose sum is σ = 204034464. Its totient is φ = 100756480.

The previous prime is 147199849. The next prime is 147199937. The reversal of 147199855 is 558991741.

It is not a de Polignac number, because 147199855 - 2⁵ = 147199823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147199799 and 147199808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77782 + ... + 79651.

It is an arithmetic number, because the mean of its divisors is an integer number (12752154).

Almost surely, 2^147199855 is an apocalyptic number.

147199855 is a deficient number, since it is larger than the sum of its proper divisors (56834609).

147199855 is a wasteful number, since it uses less digits than its factorization.

147199855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157466.

The product of its digits is 453600, while the sum is 49.

The square root of 147199855 is about 12132.5947348455. The cubic root of 147199855 is about 528.0022753479.

It can be divided in two parts, 147 and 199855, that added together give a palindrome (200002).

The spelling of 147199855 in words is "one hundred forty-seven million, one hundred ninety-nine thousand, eight hundred fifty-five".