133641354 has 48 divisors (see below), whose sum is σ = 335772864. Its totient is φ = 34710720.

The previous prime is 133641337. The next prime is 133641359. The reversal of 133641354 is 453146331.

It is a super-2 number, since 2×133641354² = 35720022997906632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133641359) 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, 8067 + ... + 18230.

It is an arithmetic number, because the mean of its divisors is an integer number (6995268).

Almost surely, 2^133641354 is an apocalyptic number.

133641354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133641354 is an abundant number, since it is smaller than the sum of its proper divisors (202131510).

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

133641354 is a wasteful number, since it uses less digits than its factorization.

133641354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26331 (or 26320 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 133641354 is about 11560.3353757579. The cubic root of 133641354 is about 511.2660509504.

Adding to 133641354 its reverse (453146331), we get a palindrome (586787685).

The spelling of 133641354 in words is "one hundred thirty-three million, six hundred forty-one thousand, three hundred fifty-four".