40453345 has 8 divisors (see below), whose sum is σ = 48730176. Its totient is φ = 32238576.

The previous prime is 40453339. The next prime is 40453349. The reversal of 40453345 is 54335404.

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

It is a cyclic number.

It is not a de Polignac number, because 40453345 - 2¹⁷ = 40322273 is a prime.

It is a super-3 number, since 3×40453345³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40453349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14067 + ... + 16696.

It is an arithmetic number, because the mean of its divisors is an integer number (6091272).

Almost surely, 2^40453345 is an apocalyptic number.

It is an amenable number.

40453345 is a deficient number, since it is larger than the sum of its proper divisors (8276831).

40453345 is a wasteful number, since it uses less digits than its factorization.

40453345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31031.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 40453345 is about 6360.2944114247. The cubic root of 40453345 is about 343.2823538430.

Adding to 40453345 its reverse (54335404), we get a palindrome (94788749).

The spelling of 40453345 in words is "forty million, four hundred fifty-three thousand, three hundred forty-five".