1420242535 has 8 divisors (see below), whose sum is σ = 1704493440. Its totient is φ = 1136059104.

The previous prime is 1420242529. The next prime is 1420242539. The reversal of 1420242535 is 5352420241.

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

It is a cyclic number.

It is not a de Polignac number, because 1420242535 - 2⁹ = 1420242023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420242539) 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, 72361 + ... + 89869.

It is an arithmetic number, because the mean of its divisors is an integer number (213061680).

Almost surely, 2^1420242535 is an apocalyptic number.

1420242535 is a deficient number, since it is larger than the sum of its proper divisors (284250905).

1420242535 is a wasteful number, since it uses less digits than its factorization.

1420242535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33737.

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

The square root of 1420242535 is about 37686.1053307449. The cubic root of 1420242535 is about 1124.0548532540.

Adding to 1420242535 its reverse (5352420241), we get a palindrome (6772662776).

The spelling of 1420242535 in words is "one billion, four hundred twenty million, two hundred forty-two thousand, five hundred thirty-five".