1201603301 has 6 divisors (see below), whose sum is σ = 1268174502. Its totient is φ = 1138360680.

The previous prime is 1201603279. The next prime is 1201603321. The reversal of 1201603301 is 1033061021.

It can be written as a sum of positive squares in only one way, i.e., 1182672100 + 18931201 = 34390^2 + 4351^2 .

It is not a de Polignac number, because 1201603301 - 2¹⁸ = 1201341157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201603301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201603321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1663910 + ... + 1664631.

It is an arithmetic number, because the mean of its divisors is an integer number (211362417).

Almost surely, 2^1201603301 is an apocalyptic number.

It is an amenable number.

1201603301 is a deficient number, since it is larger than the sum of its proper divisors (66571201).

1201603301 is an equidigital number, since it uses as much as digits as its factorization.

1201603301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328579 (or 3328560 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1201603301 is about 34664.1500833354. The cubic root of 1201603301 is about 1063.1316256603.

Adding to 1201603301 its reverse (1033061021), we get a palindrome (2234664322).

The spelling of 1201603301 in words is "one billion, two hundred one million, six hundred three thousand, three hundred one".