1421067 has 16 divisors (see below), whose sum is σ = 2021760. Its totient is φ = 885312.

The previous prime is 1421041. The next prime is 1421083. The reversal of 1421067 is 7601241.

It is not a de Polignac number, because 1421067 - 2¹⁸ = 1158923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1421027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5983 + ... + 6215.

It is an arithmetic number, because the mean of its divisors is an integer number (126360).

2^1421067 is an apocalyptic number.

1421067 is a deficient number, since it is larger than the sum of its proper divisors (600693).

1421067 is a wasteful number, since it uses less digits than its factorization.

1421067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1421067 is about 1192.0851479655. The cubic root of 1421067 is about 112.4272319542.

The spelling of 1421067 in words is "one million, four hundred twenty-one thousand, sixty-seven".