1454420503 has 4 divisors (see below), whose sum is σ = 1468820808. Its totient is φ = 1440020200.

The previous prime is 1454420501. The next prime is 1454420509. The reversal of 1454420503 is 3050244541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3050244541 = 101 ⋅30200441.

It is a cyclic number.

It is not a de Polignac number, because 1454420503 - 2¹ = 1454420501 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 (1454420501) 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, 7200001 + ... + 7200202.

It is an arithmetic number, because the mean of its divisors is an integer number (367205202).

Almost surely, 2^1454420503 is an apocalyptic number.

1454420503 is a deficient number, since it is larger than the sum of its proper divisors (14400305).

1454420503 is a wasteful number, since it uses less digits than its factorization.

1454420503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14400304.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1454420503 is about 38136.8654060608. The cubic root of 1454420503 is about 1133.0002248727. Note that the first 3 decimals are identical.

The spelling of 1454420503 in words is "one billion, four hundred fifty-four million, four hundred twenty thousand, five hundred three".