16240453 has 8 divisors (see below), whose sum is σ = 16511040. Its totient is φ = 15972000.

The previous prime is 16240429. The next prime is 16240481. The reversal of 16240453 is 35404261.

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 16240453 - 2⁹ = 16239941 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 (16240403) 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, 21976 + ... + 22702.

It is an arithmetic number, because the mean of its divisors is an integer number (2063880).

Almost surely, 2^16240453 is an apocalyptic number.

It is an amenable number.

16240453 is a deficient number, since it is larger than the sum of its proper divisors (270587).

16240453 is an equidigital number, since it uses as much as digits as its factorization.

16240453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 16240453 is about 4029.9445405613. The cubic root of 16240453 is about 253.2402379925.

The spelling of 16240453 in words is "sixteen million, two hundred forty thousand, four hundred fifty-three".