133443100245 has 64 divisors (see below), whose sum is σ = 262833467904. Its totient is φ = 56298654720.

The previous prime is 133443100243. The next prime is 133443100303. The reversal of 133443100245 is 542001344331.

It is not a de Polignac number, because 133443100245 - 2¹ = 133443100243 is a prime.

It is a super-2 number, since 2×133443100245² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133443100243) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 12909099 + ... + 12919431.

It is an arithmetic number, because the mean of its divisors is an integer number (4106772936).

Almost surely, 2^133443100245 is an apocalyptic number.

133443100245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133443100245 is a deficient number, since it is larger than the sum of its proper divisors (129390367659).

133443100245 is a wasteful number, since it uses less digits than its factorization.

133443100245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19822.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 133443100245 its reverse (542001344331), we get a palindrome (675444444576).

The spelling of 133443100245 in words is "one hundred thirty-three billion, four hundred forty-three million, one hundred thousand, two hundred forty-five".