33103983025 has 9 divisors (see below), whose sum is σ = 41050067041. Its totient is φ = 26482458640.

The previous prime is 33103983013. The next prime is 33103983041. The reversal of 33103983025 is 52038930133.

The square root of 33103983025 is 181945.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 6657417649 + 26446565376 = 81593^2 + 162624^2 .

It is a de Polignac number, because none of the positive numbers 2^k-33103983025 is a prime.

It is a super-3 number, since 3×33103983025³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 891531 + ... + 927919.

Almost surely, 2^33103983025 is an apocalyptic number.

33103983025 is the 181945-th square number.

33103983025 is the 90973-rd centered octagonal number.

It is an amenable number.

33103983025 is a deficient number, since it is larger than the sum of its proper divisors (7946084016).

33103983025 is an frugal number, since it uses more digits than its factorization.

33103983025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72788 (or 36394 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 33103983025 in words is "thirty-three billion, one hundred three million, nine hundred eighty-three thousand, twenty-five".