1421254022 has 8 divisors (see below), whose sum is σ = 2152989072. Its totient is φ = 703591000.

The previous prime is 1421254013. The next prime is 1421254031. The reversal of 1421254022 is 2204521241.

It is an interprime number because it is at equal distance from previous prime (1421254013) and next prime (1421254031).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3517754 + ... + 3518157.

It is an arithmetic number, because the mean of its divisors is an integer number (269123634).

Almost surely, 2^1421254022 is an apocalyptic number.

1421254022 is a deficient number, since it is larger than the sum of its proper divisors (731735050).

1421254022 is a wasteful number, since it uses less digits than its factorization.

1421254022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7036014.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1421254022 is about 37699.5228351766. The cubic root of 1421254022 is about 1124.3216379843.

Adding to 1421254022 its reverse (2204521241), we get a palindrome (3625775263).

The spelling of 1421254022 in words is "one billion, four hundred twenty-one million, two hundred fifty-four thousand, twenty-two".