133450554 has 64 divisors (see below), whose sum is σ = 287981568. Its totient is φ = 41131200.

The previous prime is 133450549. The next prime is 133450573. The reversal of 133450554 is 455054331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 698599 + ... + 698789.

It is an arithmetic number, because the mean of its divisors is an integer number (4499712).

Almost surely, 2^133450554 is an apocalyptic number.

133450554 is an abundant number, since it is smaller than the sum of its proper divisors (154531014).

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

133450554 is a wasteful number, since it uses less digits than its factorization.

133450554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 133450554 is about 11552.0800724372. The cubic root of 133450554 is about 511.0226232479.

The spelling of 133450554 in words is "one hundred thirty-three million, four hundred fifty thousand, five hundred fifty-four".