140120330 has 32 divisors (see below), whose sum is σ = 291116160. Its totient is φ = 47563200.

The previous prime is 140120327. The next prime is 140120389. The reversal of 140120330 is 33021041.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2840 + ... + 16979.

It is an arithmetic number, because the mean of its divisors is an integer number (9097380).

Almost surely, 2^140120330 is an apocalyptic number.

140120330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140120330 is an abundant number, since it is smaller than the sum of its proper divisors (150995830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140120330 is a wasteful number, since it uses less digits than its factorization.

140120330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19934.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 140120330 is about 11837.2433446305. The cubic root of 140120330 is about 519.3981325403.

Adding to 140120330 its reverse (33021041), we get a palindrome (173141371).

The spelling of 140120330 in words is "one hundred forty million, one hundred twenty thousand, three hundred thirty".