1421134 has 16 divisors (see below), whose sum is σ = 2504880. Its totient is φ = 596160.

The previous prime is 1421113. The next prime is 1421141. The reversal of 1421134 is 4311241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2199 + ... + 2770.

It is an arithmetic number, because the mean of its divisors is an integer number (156555).

2^1421134 is an apocalyptic number.

1421134 is a deficient number, since it is larger than the sum of its proper divisors (1083746).

1421134 is a wasteful number, since it uses less digits than its factorization.

1421134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4995.

The product of its digits is 96, while the sum is 16.

The square root of 1421134 is about 1192.1132496537. The cubic root of 1421134 is about 112.4289988204.

Adding to 1421134 its reverse (4311241), we get a palindrome (5732375).

It can be divided in two parts, 142 and 1134, that multiplied together give a triangular number (161028 = T₅₆₇).

The spelling of 1421134 in words is "one million, four hundred twenty-one thousand, one hundred thirty-four".