140467149 has 8 divisors (see below), whose sum is σ = 208099520. Its totient is φ = 93644748.

The previous prime is 140467121. The next prime is 140467153. The reversal of 140467149 is 941764041.

It is not a de Polignac number, because 140467149 - 2⁷ = 140467021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140467109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2601217 + ... + 2601270.

It is an arithmetic number, because the mean of its divisors is an integer number (26012440).

Almost surely, 2^140467149 is an apocalyptic number.

It is an amenable number.

140467149 is a deficient number, since it is larger than the sum of its proper divisors (67632371).

140467149 is an equidigital number, since it uses as much as digits as its factorization.

140467149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202496 (or 5202490 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 140467149 is about 11851.8837743204. The cubic root of 140467149 is about 519.8263091005.

The spelling of 140467149 in words is "one hundred forty million, four hundred sixty-seven thousand, one hundred forty-nine".