1408530453 has 16 divisors (see below), whose sum is σ = 2051459136. Its totient is φ = 852535040.

The previous prime is 1408530437. The next prime is 1408530463. The reversal of 1408530453 is 3540358041.

It is a cyclic number.

It is not a de Polignac number, because 1408530453 - 2⁴ = 1408530437 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1408530413) 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, 2100 + ... + 53117.

It is an arithmetic number, because the mean of its divisors is an integer number (128216196).

Almost surely, 2^1408530453 is an apocalyptic number.

It is an amenable number.

1408530453 is a deficient number, since it is larger than the sum of its proper divisors (642928683).

1408530453 is a wasteful number, since it uses less digits than its factorization.

1408530453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56004.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1408530453 is about 37530.3937229547. The cubic root of 1408530453 is about 1120.9564674469.

Adding to 1408530453 its reverse (3540358041), we get a palindrome (4948888494).

The spelling of 1408530453 in words is "one billion, four hundred eight million, five hundred thirty thousand, four hundred fifty-three".