140990011 has 4 divisors (see below), whose sum is σ = 141099192. Its totient is φ = 140880832.

The previous prime is 140989997. The next prime is 140990039. The reversal of 140990011 is 110099041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140990011 - 2¹⁹ = 140465723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140990081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52630 + ... + 55243.

It is an arithmetic number, because the mean of its divisors is an integer number (35274798).

Almost surely, 2^140990011 is an apocalyptic number.

140990011 is a deficient number, since it is larger than the sum of its proper divisors (109181).

140990011 is a wasteful number, since it uses less digits than its factorization.

140990011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109180.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 140990011 is about 11873.9214668112. The cubic root of 140990011 is about 520.4704950266.

The spelling of 140990011 in words is "one hundred forty million, nine hundred ninety thousand, eleven".