1140069390 has 32 divisors (see below), whose sum is σ = 2782546560. Its totient is φ = 298865184.

The previous prime is 1140069389. The next prime is 1140069467. The reversal of 1140069390 is 939600411.

It is a congruent number.

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, 320284 + ... + 323823.

It is an arithmetic number, because the mean of its divisors is an integer number (86954580).

Almost surely, 2^1140069390 is an apocalyptic number.

1140069390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1140069390 is an abundant number, since it is smaller than the sum of its proper divisors (1642477170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140069390 is a wasteful number, since it uses less digits than its factorization.

1140069390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644176.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1140069390 is about 33764.9135938477. The cubic root of 1140069390 is about 1044.6651216678.

The spelling of 1140069390 in words is "one billion, one hundred forty million, sixty-nine thousand, three hundred ninety".