40454133 has 8 divisors (see below), whose sum is σ = 54057696. Its totient is φ = 26910000.

The previous prime is 40454129. The next prime is 40454137. The reversal of 40454133 is 33145404.

It is an interprime number because it is at equal distance from previous prime (40454129) and next prime (40454137).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40454133 - 2² = 40454129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40454137) 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, 13243 + ... + 16008.

It is an arithmetic number, because the mean of its divisors is an integer number (6757212).

Almost surely, 2^40454133 is an apocalyptic number.

It is an amenable number.

40454133 is a deficient number, since it is larger than the sum of its proper divisors (13603563).

40454133 is a wasteful number, since it uses less digits than its factorization.

40454133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29715.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40454133 is about 6360.3563579410. The cubic root of 40454133 is about 343.2845827871.

Adding to 40454133 its reverse (33145404), we get a palindrome (73599537).

The spelling of 40454133 in words is "forty million, four hundred fifty-four thousand, one hundred thirty-three".