603472261 has 4 divisors (see below), whose sum is σ = 689682592. Its totient is φ = 517261932.

The previous prime is 603472147. The next prime is 603472271. The reversal of 603472261 is 162274306.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 162274306 = 2 ⋅81137153.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-603472261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (603472271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43105155 + ... + 43105168.

It is an arithmetic number, because the mean of its divisors is an integer number (172420648).

Almost surely, 2^603472261 is an apocalyptic number.

It is an amenable number.

603472261 is a deficient number, since it is larger than the sum of its proper divisors (86210331).

603472261 is an equidigital number, since it uses as much as digits as its factorization.

603472261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86210330.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 603472261 is about 24565.6724109071. The cubic root of 603472261 is about 845.0565469902.

The spelling of 603472261 in words is "six hundred three million, four hundred seventy-two thousand, two hundred sixty-one".