1420603265 has 8 divisors (see below), whose sum is σ = 1705230528. Its totient is φ = 1136144880.

The previous prime is 1420603243. The next prime is 1420603273. The reversal of 1420603265 is 5623060241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1420603265 is a prime.

It is a super-2 number, since 2×1420603265² = 4036227273057320450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22907 + ... + 58016.

It is an arithmetic number, because the mean of its divisors is an integer number (213153816).

Almost surely, 2^1420603265 is an apocalyptic number.

It is an amenable number.

1420603265 is a deficient number, since it is larger than the sum of its proper divisors (284627263).

1420603265 is an equidigital number, since it uses as much as digits as its factorization.

1420603265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84439.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1420603265 is about 37690.8910083060. The cubic root of 1420603265 is about 1124.1500121142.

The spelling of 1420603265 in words is "one billion, four hundred twenty million, six hundred three thousand, two hundred sixty-five".