40364453 has 4 divisors (see below), whose sum is σ = 40378188. Its totient is φ = 40350720.

The previous prime is 40364413. The next prime is 40364461. The reversal of 40364453 is 35446304.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 39150049 + 1214404 = 6257^2 + 1102^2 .

It is a cyclic number.

It is not a de Polignac number, because 40364453 - 2⁸ = 40364197 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 (40364413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476 + ... + 8997.

It is an arithmetic number, because the mean of its divisors is an integer number (10094547).

Almost surely, 2^40364453 is an apocalyptic number.

It is an amenable number.

40364453 is a deficient number, since it is larger than the sum of its proper divisors (13735).

40364453 is an equidigital number, since it uses as much as digits as its factorization.

40364453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13734.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 40364453 is about 6353.3025270327. The cubic root of 40364453 is about 343.0307270736.

The spelling of 40364453 in words is "forty million, three hundred sixty-four thousand, four hundred fifty-three".