1421042113 has 8 divisors (see below), whose sum is σ = 1455300000. Its totient is φ = 1386839328.

The previous prime is 1421042107. The next prime is 1421042141. The reversal of 1421042113 is 3112401241.

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 1421042113 - 2²⁹ = 884171201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421042713) 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, 41013 + ... + 67261.

It is an arithmetic number, because the mean of its divisors is an integer number (181912500).

Almost surely, 2^1421042113 is an apocalyptic number.

It is an amenable number.

1421042113 is a deficient number, since it is larger than the sum of its proper divisors (34257887).

1421042113 is a wasteful number, since it uses less digits than its factorization.

1421042113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27551.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1421042113 is about 37696.7122306442. The cubic root of 1421042113 is about 1124.2657564148.

Adding to 1421042113 its reverse (3112401241), we get a palindrome (4533443354).

The spelling of 1421042113 in words is "one billion, four hundred twenty-one million, forty-two thousand, one hundred thirteen".