601401501 has 12 divisors (see below), whose sum is σ = 882932700. Its totient is φ = 394361280.

The previous prime is 601401497. The next prime is 601401523. The reversal of 601401501 is 105104106.

601401501 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 2 ways, for example, as 29713401 + 571688100 = 5451^2 + 23910^2 .

It is not a de Polignac number, because 601401501 - 2² = 601401497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601401001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 547176 + ... + 548273.

It is an arithmetic number, because the mean of its divisors is an integer number (73577725).

Almost surely, 2^601401501 is an apocalyptic number.

601401501 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

601401501 is a deficient number, since it is larger than the sum of its proper divisors (281531199).

601401501 is a wasteful number, since it uses less digits than its factorization.

601401501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095516 (or 1095513 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 601401501 is about 24523.4887607779. The cubic root of 601401501 is about 844.0888611581.

Adding to 601401501 its reverse (105104106), we get a palindrome (706505607).

The spelling of 601401501 in words is "six hundred one million, four hundred one thousand, five hundred one".