146035639 has 2 divisors, whose sum is σ = 146035640. Its totient is φ = 146035638.

The previous prime is 146035613. The next prime is 146035709. The reversal of 146035639 is 936530641.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146035639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146035598 and 146035607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146035609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73017819 + 73017820.

It is an arithmetic number, because the mean of its divisors is an integer number (73017820).

Almost surely, 2^146035639 is an apocalyptic number.

146035639 is a deficient number, since it is larger than the sum of its proper divisors (1).

146035639 is an equidigital number, since it uses as much as digits as its factorization.

146035639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 146035639 is about 12084.5206359210. The cubic root of 146035639 is about 526.6065845488.

The spelling of 146035639 in words is "one hundred forty-six million, thirty-five thousand, six hundred thirty-nine".