1420835901 has 8 divisors (see below), whose sum is σ = 1894885344. Its totient is φ = 947005200.

The previous prime is 1420835891. The next prime is 1420835909. The reversal of 1420835901 is 1095380241.

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

It is not a de Polignac number, because 1420835901 - 2⁶ = 1420835837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420835909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38875 + ... + 65976.

It is an arithmetic number, because the mean of its divisors is an integer number (236860668).

Almost surely, 2^1420835901 is an apocalyptic number.

It is an amenable number.

1420835901 is a deficient number, since it is larger than the sum of its proper divisors (474049443).

1420835901 is a wasteful number, since it uses less digits than its factorization.

1420835901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109371.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1420835901 is about 37693.9769857201. The cubic root of 1420835901 is about 1124.2113718418.

The spelling of 1420835901 in words is "one billion, four hundred twenty million, eight hundred thirty-five thousand, nine hundred one".