1118522090 has 32 divisors (see below), whose sum is σ = 2302369920. Its totient is φ = 383258304.

The previous prime is 1118522087. The next prime is 1118522117. The reversal of 1118522090 is 902258111.

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, 140969 + ... + 148691.

It is an arithmetic number, because the mean of its divisors is an integer number (71949060).

Almost surely, 2^1118522090 is an apocalyptic number.

1118522090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1118522090 is an abundant number, since it is smaller than the sum of its proper divisors (1183847830).

1118522090 is a wasteful number, since it uses less digits than its factorization.

1118522090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9806.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 1118522090 is about 33444.3132684766. The cubic root of 1118522090 is about 1038.0418312695.

The spelling of 1118522090 in words is "one billion, one hundred eighteen million, five hundred twenty-two thousand, ninety".