1420671041 has 4 divisors (see below), whose sum is σ = 1421002800. Its totient is φ = 1420339284.

The previous prime is 1420671019. The next prime is 1420671103. The reversal of 1420671041 is 1401760241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1420671041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1420671041.

It is not an unprimeable number, because it can be changed into a prime (1420671001) 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, 159371 + ... + 168048.

It is an arithmetic number, because the mean of its divisors is an integer number (355250700).

Almost surely, 2^1420671041 is an apocalyptic number.

It is an amenable number.

1420671041 is a deficient number, since it is larger than the sum of its proper divisors (331759).

1420671041 is an equidigital number, since it uses as much as digits as its factorization.

1420671041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331758.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1420671041 is about 37691.7901007633. The cubic root of 1420671041 is about 1124.1678893033.

The spelling of 1420671041 in words is "one billion, four hundred twenty million, six hundred seventy-one thousand, forty-one".