140162399 has 12 divisors (see below), whose sum is σ = 160349784. Its totient is φ = 121766784.

The previous prime is 140162387. The next prime is 140162417. The reversal of 140162399 is 993261041.

It is not a de Polignac number, because 140162399 - 2⁴ = 140162383 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 (140162329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14897 + ... + 22410.

It is an arithmetic number, because the mean of its divisors is an integer number (13362482).

Almost surely, 2^140162399 is an apocalyptic number.

140162399 is a deficient number, since it is larger than the sum of its proper divisors (20187385).

140162399 is a wasteful number, since it uses less digits than its factorization.

140162399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37354 (or 37337 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 140162399 is about 11839.0201874986. The cubic root of 140162399 is about 519.4501078048.

The spelling of 140162399 in words is "one hundred forty million, one hundred sixty-two thousand, three hundred ninety-nine".