40554151 has 16 divisors (see below), whose sum is σ = 48182400. Its totient is φ = 33717600.

The previous prime is 40554139. The next prime is 40554187. The reversal of 40554151 is 15145504.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40554151 - 2¹¹ = 40552103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40554121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2716 + ... + 9406.

It is an arithmetic number, because the mean of its divisors is an integer number (3011400).

Almost surely, 2^40554151 is an apocalyptic number.

40554151 is a deficient number, since it is larger than the sum of its proper divisors (7628249).

40554151 is a wasteful number, since it uses less digits than its factorization.

40554151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6750.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 40554151 is about 6368.2141138627. The cubic root of 40554151 is about 343.5672599622.

Adding to 40554151 its reverse (15145504), we get a palindrome (55699655).

The spelling of 40554151 in words is "forty million, five hundred fifty-four thousand, one hundred fifty-one".