1201362603 has 8 divisors (see below), whose sum is σ = 1830647808. Its totient is φ = 686492904.

The previous prime is 1201362601. The next prime is 1201362619. The reversal of 1201362603 is 3062631021.

It is a happy number.

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

It is not a de Polignac number, because 1201362603 - 2¹ = 1201362601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201362601) 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, 28603851 + ... + 28603892.

It is an arithmetic number, because the mean of its divisors is an integer number (228830976).

Almost surely, 2^1201362603 is an apocalyptic number.

1201362603 is a deficient number, since it is larger than the sum of its proper divisors (629285205).

1201362603 is an equidigital number, since it uses as much as digits as its factorization.

1201362603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57207753.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1201362603 is about 34660.6780516481. The cubic root of 1201362603 is about 1063.0606341930.

Adding to 1201362603 its reverse (3062631021), we get a palindrome (4263993624).

The spelling of 1201362603 in words is "one billion, two hundred one million, three hundred sixty-two thousand, six hundred three".