1420938535 has 4 divisors (see below), whose sum is σ = 1705126248. Its totient is φ = 1136750824.

The previous prime is 1420938521. The next prime is 1420938581. The reversal of 1420938535 is 5358390241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1420938535 - 2⁹ = 1420938023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142093849 + ... + 142093858.

It is an arithmetic number, because the mean of its divisors is an integer number (426281562).

Almost surely, 2^1420938535 is an apocalyptic number.

1420938535 is a deficient number, since it is larger than the sum of its proper divisors (284187713).

1420938535 is an equidigital number, since it uses as much as digits as its factorization.

1420938535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284187712.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 1420938535 is about 37695.3383722709. The cubic root of 1420938535 is about 1124.2384403048.

The spelling of 1420938535 in words is "one billion, four hundred twenty million, nine hundred thirty-eight thousand, five hundred thirty-five".