1054979186 has 16 divisors (see below), whose sum is σ = 1617839136. Its totient is φ = 515814816.

The previous prime is 1054979179. The next prime is 1054979207. The reversal of 1054979186 is 6819794501.

It is a super-2 number, since 2×1054979186² = 2225962165786445192, which contains 22 as substring.

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 10376 + ... + 47091.

It is an arithmetic number, because the mean of its divisors is an integer number (101114946).

Almost surely, 2^1054979186 is an apocalyptic number.

1054979186 is a deficient number, since it is larger than the sum of its proper divisors (562859950).

1054979186 is a wasteful number, since it uses less digits than its factorization.

1054979186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57673.

The product of its (nonzero) digits is 544320, while the sum is 50.

The square root of 1054979186 is about 32480.4431312136. The cubic root of 1054979186 is about 1018.0004355135. Note that the first 3 decimals are identical.

The spelling of 1054979186 in words is "one billion, fifty-four million, nine hundred seventy-nine thousand, one hundred eighty-six".