133525050 has 48 divisors (see below), whose sum is σ = 333059040. Its totient is φ = 35400640.

The previous prime is 133525043. The next prime is 133525057. The reversal of 133525050 is 50525331.

It is an interprime number because it is at equal distance from previous prime (133525043) and next prime (133525057).

It is a self number, because there is not a number n which added to its sum of digits gives 133525050.

It is not an unprimeable number, because it can be changed into a prime (133525057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24364 + ... + 29336.

It is an arithmetic number, because the mean of its divisors is an integer number (6938730).

Almost surely, 2^133525050 is an apocalyptic number.

133525050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133525050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166529520).

133525050 is an abundant number, since it is smaller than the sum of its proper divisors (199533990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133525050 is a wasteful number, since it uses less digits than its factorization.

133525050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167 (or 5162 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 133525050 is about 11555.3039769623. The cubic root of 133525050 is about 511.1176948147.

The spelling of 133525050 in words is "one hundred thirty-three million, five hundred twenty-five thousand, fifty".