601439 has 2 divisors, whose sum is σ = 601440. Its totient is φ = 601438.

The previous prime is 601423. The next prime is 601451. The reversal of 601439 is 934106.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 601439 - 2⁴ = 601423 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 601439.

It is not a weakly prime, because it can be changed into another prime (601039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300719 + 300720.

It is an arithmetic number, because the mean of its divisors is an integer number (300720).

2⁶⁰¹⁴³⁹ is an apocalyptic number.

601439 is a deficient number, since it is larger than the sum of its proper divisors (1).

601439 is an equidigital number, since it uses as much as digits as its factorization.

601439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 601439 is about 775.5249834789. The cubic root of 601439 is about 84.4106404530.

The spelling of 601439 in words is "six hundred one thousand, four hundred thirty-nine".