140193569 has 8 divisors (see below), whose sum is σ = 145176960. Its totient is φ = 135220176.

The previous prime is 140193541. The next prime is 140193583. The reversal of 140193569 is 965391041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140193569 - 2²⁴ = 123416353 is a prime.

It is a super-2 number, since 2×140193569² = 39308473577915522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140193539) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36662 + ... + 40304.

It is an arithmetic number, because the mean of its divisors is an integer number (18147120).

Almost surely, 2^140193569 is an apocalyptic number.

It is an amenable number.

140193569 is a deficient number, since it is larger than the sum of its proper divisors (4983391).

140193569 is a wasteful number, since it uses less digits than its factorization.

140193569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 140193569 is about 11840.3365239338. The cubic root of 140193569 is about 519.4886109029.

The spelling of 140193569 in words is "one hundred forty million, one hundred ninety-three thousand, five hundred sixty-nine".