1106291978 has 32 divisors (see below), whose sum is σ = 1872087552. Its totient is φ = 485755200.

The previous prime is 1106291951. The next prime is 1106292013. The reversal of 1106291978 is 8791926011.

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 in 15 ways as a sum of consecutive naturals, for example, 498800 + ... + 501012.

It is an arithmetic number, because the mean of its divisors is an integer number (58502736).

Almost surely, 2^1106291978 is an apocalyptic number.

1106291978 is a deficient number, since it is larger than the sum of its proper divisors (765795574).

1106291978 is a wasteful number, since it uses less digits than its factorization.

1106291978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990.

The product of its (nonzero) digits is 54432, while the sum is 44.

The square root of 1106291978 is about 33260.9677850781. The cubic root of 1106291978 is about 1034.2445818393.

The spelling of 1106291978 in words is "one billion, one hundred six million, two hundred ninety-one thousand, nine hundred seventy-eight".