1201004345 has 16 divisors (see below), whose sum is σ = 1518445440. Its totient is φ = 909402624.

The previous prime is 1201004339. The next prime is 1201004351. The reversal of 1201004345 is 5434001021.

It is an interprime number because it is at equal distance from previous prime (1201004339) and next prime (1201004351).

It is not a de Polignac number, because 1201004345 - 2²⁶ = 1133895481 is a prime.

It is a super-2 number, since 2×1201004345² = 2884822873417758050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111017 + ... + 121353.

It is an arithmetic number, because the mean of its divisors is an integer number (94902840).

Almost surely, 2^1201004345 is an apocalyptic number.

It is an amenable number.

1201004345 is a deficient number, since it is larger than the sum of its proper divisors (317441095).

1201004345 is a wasteful number, since it uses less digits than its factorization.

1201004345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11584.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1201004345 is about 34655.5095908284. The cubic root of 1201004345 is about 1062.9549520174.

Adding to 1201004345 its reverse (5434001021), we get a palindrome (6635005366).

The spelling of 1201004345 in words is "one billion, two hundred one million, four thousand, three hundred forty-five".