140421301 has 8 divisors (see below), whose sum is σ = 142066584. Its totient is φ = 138785280.

The previous prime is 140421293. The next prime is 140421311. The reversal of 140421301 is 103124041.

140421301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 15563025 + 124858276 = 3945^2 + 11174^2 .

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 140421301 - 2³ = 140421293 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 (140421311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30891 + ... + 35143.

It is an arithmetic number, because the mean of its divisors is an integer number (17758323).

Almost surely, 2^140421301 is an apocalyptic number.

It is an amenable number.

140421301 is a deficient number, since it is larger than the sum of its proper divisors (1645283).

140421301 is a wasteful number, since it uses less digits than its factorization.

140421301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4631.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 140421301 is about 11849.9494091747. The cubic root of 140421301 is about 519.7697464326.

Adding to 140421301 its reverse (103124041), we get a palindrome (243545342).

The spelling of 140421301 in words is "one hundred forty million, four hundred twenty-one thousand, three hundred one".