133301552 has 10 divisors (see below), whose sum is σ = 258271788. Its totient is φ = 66650768.

The previous prime is 133301551. The next prime is 133301561. The reversal of 133301552 is 255103331.

It is not an unprimeable number, because it can be changed into a prime (133301551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4165658 + ... + 4165689.

Almost surely, 2^133301552 is an apocalyptic number.

It is an amenable number.

133301552 is a deficient number, since it is larger than the sum of its proper divisors (124970236).

133301552 is an equidigital number, since it uses as much as digits as its factorization.

133301552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331355 (or 8331349 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 133301552 is about 11545.6291296750. The cubic root of 133301552 is about 510.8323611444.

Adding to 133301552 its reverse (255103331), we get a palindrome (388404883).

The spelling of 133301552 in words is "one hundred thirty-three million, three hundred one thousand, five hundred fifty-two".