1421322134 has 4 divisors (see below), whose sum is σ = 2131983204. Its totient is φ = 710661066.

The previous prime is 1421322127. The next prime is 1421322139. The reversal of 1421322134 is 4312231241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421322139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355330532 + ... + 355330535.

It is an arithmetic number, because the mean of its divisors is an integer number (532995801).

Almost surely, 2^1421322134 is an apocalyptic number.

1421322134 is a deficient number, since it is larger than the sum of its proper divisors (710661070).

1421322134 is an equidigital number, since it uses as much as digits as its factorization.

1421322134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710661069.

The product of its digits is 1152, while the sum is 23.

The square root of 1421322134 is about 37700.4261779625. The cubic root of 1421322134 is about 1124.3395983139.

Adding to 1421322134 its reverse (4312231241), we get a palindrome (5733553375).

The spelling of 1421322134 in words is "one billion, four hundred twenty-one million, three hundred twenty-two thousand, one hundred thirty-four".