1601725303 has 8 divisors (see below), whose sum is σ = 1660744800. Its totient is φ = 1542958368.

The previous prime is 1601725273. The next prime is 1601725309. The reversal of 1601725303 is 3035271061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1601725303 - 2⁵ = 1601725271 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 (1601725309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50176 + ... + 75637.

It is an arithmetic number, because the mean of its divisors is an integer number (207593100).

Almost surely, 2^1601725303 is an apocalyptic number.

1601725303 is a deficient number, since it is larger than the sum of its proper divisors (59019497).

1601725303 is a wasteful number, since it uses less digits than its factorization.

1601725303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126281.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 1601725303 is about 40021.5604768230. The cubic root of 1601725303 is about 1170.0273456486.

Adding to 1601725303 its reverse (3035271061), we get a palindrome (4636996364).

The spelling of 1601725303 in words is "one billion, six hundred one million, seven hundred twenty-five thousand, three hundred three".