140969794 has 16 divisors (see below), whose sum is σ = 243288000. Its totient is φ = 60009264.

The previous prime is 140969749. The next prime is 140969819. The reversal of 140969794 is 497969041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31704 + ... + 35875.

It is an arithmetic number, because the mean of its divisors is an integer number (15205500).

Almost surely, 2^140969794 is an apocalyptic number.

140969794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140969794 is a deficient number, since it is larger than the sum of its proper divisors (102318206).

140969794 is a wasteful number, since it uses less digits than its factorization.

140969794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67737.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 140969794 is about 11873.0701168653. The cubic root of 140969794 is about 520.4456165384.

The spelling of 140969794 in words is "one hundred forty million, nine hundred sixty-nine thousand, seven hundred ninety-four".