1421454342 has 32 divisors (see below), whose sum is σ = 3544406784. Its totient is φ = 369208800.

The previous prime is 1421454317. The next prime is 1421454361. The reversal of 1421454342 is 2434541241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1537909 + ... + 1538832.

It is an arithmetic number, because the mean of its divisors is an integer number (110762712).

Almost surely, 2^1421454342 is an apocalyptic number.

1421454342 is an abundant number, since it is smaller than the sum of its proper divisors (2122952442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421454342 is a wasteful number, since it uses less digits than its factorization.

1421454342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076764.

The product of its digits is 15360, while the sum is 30.

The square root of 1421454342 is about 37702.1795391195. The cubic root of 1421454342 is about 1124.3744583636.

Adding to 1421454342 its reverse (2434541241), we get a palindrome (3855995583).

The spelling of 1421454342 in words is "one billion, four hundred twenty-one million, four hundred fifty-four thousand, three hundred forty-two".