1452420203 has 16 divisors (see below), whose sum is σ = 1607116896. Its totient is φ = 1304060160.

The previous prime is 1452420199. The next prime is 1452420223. The reversal of 1452420203 is 3020242541.

It is a happy number.

It is not a de Polignac number, because 1452420203 - 2² = 1452420199 is a prime.

It is a super-2 number, since 2×1452420203² = 4219048892165122418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1452420223) 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, 181025 + ... + 188877.

It is an arithmetic number, because the mean of its divisors is an integer number (100444806).

Almost surely, 2^1452420203 is an apocalyptic number.

1452420203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1452420203 is a deficient number, since it is larger than the sum of its proper divisors (154696693).

1452420203 is a wasteful number, since it uses less digits than its factorization.

1452420203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8254.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1452420203 is about 38110.6311020954. The cubic root of 1452420203 is about 1132.4805722862.

Adding to 1452420203 its reverse (3020242541), we get a palindrome (4472662744).

The spelling of 1452420203 in words is "one billion, four hundred fifty-two million, four hundred twenty thousand, two hundred three".