601550001 has 12 divisors (see below), whose sum is σ = 935744628. Its totient is φ = 370184544.

The previous prime is 601549999. The next prime is 601550029. The reversal of 601550001 is 100055106.

It can be written as a sum of positive squares in 2 ways, for example, as 270273600 + 331276401 = 16440^2 + 18201^2 .

It is not a de Polignac number, because 601550001 - 2¹ = 601549999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (601555001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2570610 + ... + 2570843.

It is an arithmetic number, because the mean of its divisors is an integer number (77978719).

Almost surely, 2^601550001 is an apocalyptic number.

It is an amenable number.

601550001 is a deficient number, since it is larger than the sum of its proper divisors (334194627).

601550001 is a wasteful number, since it uses less digits than its factorization.

601550001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5141472 (or 5141469 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 601550001 is about 24526.5162834023. The cubic root of 601550001 is about 844.1583304894.

The spelling of 601550001 in words is "six hundred one million, five hundred fifty thousand, one".