40454101 has 16 divisors (see below), whose sum is σ = 45757440. Its totient is φ = 35562240.

The previous prime is 40454093. The next prime is 40454107. The reversal of 40454101 is 10145404.

It is a cyclic number.

It is not a de Polignac number, because 40454101 - 2³ = 40454093 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 (40454107) 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, 13960 + ... + 16606.

It is an arithmetic number, because the mean of its divisors is an integer number (2859840).

Almost surely, 2^40454101 is an apocalyptic number.

It is an amenable number.

40454101 is a deficient number, since it is larger than the sum of its proper divisors (5303339).

40454101 is a wasteful number, since it uses less digits than its factorization.

40454101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2724.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 40454101 is about 6360.3538423581. The cubic root of 40454101 is about 343.2844922722.

Adding to 40454101 its reverse (10145404), we get a palindrome (50599505).

The spelling of 40454101 in words is "forty million, four hundred fifty-four thousand, one hundred one".