133551052 has 12 divisors (see below), whose sum is σ = 233815680. Its totient is φ = 66746576.

The previous prime is 133551037. The next prime is 133551059. The reversal of 133551052 is 250155331.

It is not an unprimeable number, because it can be changed into a prime (133551059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5718 + ... + 17314.

It is an arithmetic number, because the mean of its divisors is an integer number (19484640).

Almost surely, 2^133551052 is an apocalyptic number.

It is an amenable number.

133551052 is a deficient number, since it is larger than the sum of its proper divisors (100264628).

133551052 is a wasteful number, since it uses less digits than its factorization.

133551052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14480 (or 14478 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 133551052 is about 11556.4290332265. The cubic root of 133551052 is about 511.1508701620.

The spelling of 133551052 in words is "one hundred thirty-three million, five hundred fifty-one thousand, fifty-two".