133451454 has 16 divisors (see below), whose sum is σ = 267315840. Its totient is φ = 44415000.

The previous prime is 133451453. The next prime is 133451477. The reversal of 133451454 is 454154331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133451453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12922 + ... + 20829.

It is an arithmetic number, because the mean of its divisors is an integer number (16707240).

Almost surely, 2^133451454 is an apocalyptic number.

133451454 is an abundant number, since it is smaller than the sum of its proper divisors (133864386).

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

133451454 is a wasteful number, since it uses less digits than its factorization.

133451454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34415.

The product of its digits is 14400, while the sum is 30.

The square root of 133451454 is about 11552.1190263951. The cubic root of 133451454 is about 511.0237720363.

The spelling of 133451454 in words is "one hundred thirty-three million, four hundred fifty-one thousand, four hundred fifty-four".