140770399 has 16 divisors (see below), whose sum is σ = 176037120. Its totient is φ = 109359360.

The previous prime is 140770393. The next prime is 140770429. The reversal of 140770399 is 993077041.

It is not a de Polignac number, because 140770399 - 2⁵ = 140770367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140770393) 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 15 ways as a sum of consecutive naturals, for example, 24592 + ... + 29770.

It is an arithmetic number, because the mean of its divisors is an integer number (11002320).

Almost surely, 2^140770399 is an apocalyptic number.

140770399 is a deficient number, since it is larger than the sum of its proper divisors (35266721).

140770399 is a wasteful number, since it uses less digits than its factorization.

140770399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 140770399 is about 11864.6702019062. The cubic root of 140770399 is about 520.2001189814.

The spelling of 140770399 in words is "one hundred forty million, seven hundred seventy thousand, three hundred ninety-nine".