1454214520 has 32 divisors (see below), whose sum is σ = 3569436720. Its totient is φ = 528805120.

The previous prime is 1454214511. The next prime is 1454214523. The reversal of 1454214520 is 254124541.

It is a super-2 number, since 2×1454214520² = 4229479740357660800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454214523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652077 + ... + 1652956.

Almost surely, 2^1454214520 is an apocalyptic number.

1454214520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1454214520 is an abundant number, since it is smaller than the sum of its proper divisors (2115222200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1454214520 is a wasteful number, since it uses less digits than its factorization.

1454214520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3305055 (or 3305051 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1454214520 is about 38134.1647345264. The cubic root of 1454214520 is about 1132.9467351144.

It can be divided in two parts, 145421 and 4520, that added together give a palindrome (149941).

The spelling of 1454214520 in words is "one billion, four hundred fifty-four million, two hundred fourteen thousand, five hundred twenty".