1421004607 has 16 divisors (see below), whose sum is σ = 1618963200. Its totient is φ = 1234604800.

The previous prime is 1421004601. The next prime is 1421004631. The reversal of 1421004607 is 7064001241.

It is not a de Polignac number, because 1421004607 - 2²³ = 1412615999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421004601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525144 + ... + 527842.

It is an arithmetic number, because the mean of its divisors is an integer number (101185200).

Almost surely, 2^1421004607 is an apocalyptic number.

1421004607 is a deficient number, since it is larger than the sum of its proper divisors (197958593).

1421004607 is a wasteful number, since it uses less digits than its factorization.

1421004607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4814.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1421004607 is about 37696.2147569222. The cubic root of 1421004607 is about 1124.2558652975.

Adding to 1421004607 its reverse (7064001241), we get a palindrome (8485005848).

The spelling of 1421004607 in words is "one billion, four hundred twenty-one million, four thousand, six hundred seven".