146139301 has 16 divisors (see below), whose sum is σ = 188080128. Its totient is φ = 110199600.

The previous prime is 146139289. The next prime is 146139311. The reversal of 146139301 is 103931641.

146139301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146139301 - 2²¹ = 144042149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146139301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146139311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28225 + ... + 32998.

It is an arithmetic number, because the mean of its divisors is an integer number (11755008).

Almost surely, 2^146139301 is an apocalyptic number.

146139301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146139301 is a deficient number, since it is larger than the sum of its proper divisors (41940827).

146139301 is a wasteful number, since it uses less digits than its factorization.

146139301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61272.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 146139301 is about 12088.8089156873. The cubic root of 146139301 is about 526.7311572917.

The spelling of 146139301 in words is "one hundred forty-six million, one hundred thirty-nine thousand, three hundred one".