140111420 has 12 divisors (see below), whose sum is σ = 294234024. Its totient is φ = 56044560.

The previous prime is 140111417. The next prime is 140111459. The reversal of 140111420 is 24111041.

It is a junction number, because it is equal to n+sod(n) for n = 140111395 and 140111404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3502766 + ... + 3502805.

It is an arithmetic number, because the mean of its divisors is an integer number (24519502).

Almost surely, 2^140111420 is an apocalyptic number.

140111420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140111420 is an abundant number, since it is smaller than the sum of its proper divisors (154122604).

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

140111420 is a wasteful number, since it uses less digits than its factorization.

140111420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7005580 (or 7005578 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 140111420 is about 11836.8669841306. The cubic root of 140111420 is about 519.3871231090.

Adding to 140111420 its reverse (24111041), we get a palindrome (164222461).

It can be divided in two parts, 1401 and 11420, that added together give a palindrome (12821).

The spelling of 140111420 in words is "one hundred forty million, one hundred eleven thousand, four hundred twenty".