1434420121 has 4 divisors (see below), whose sum is σ = 1443919744. Its totient is φ = 1424920500.

The previous prime is 1434420083. The next prime is 1434420167. The reversal of 1434420121 is 1210244341.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1434420121 - 2¹³ = 1434411929 is a prime.

It is a super-2 number, since 2×1434420121² = 4115122167059309282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1434420092 and 1434420101.

It is not an unprimeable number, because it can be changed into a prime (1434420721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4749585 + ... + 4749886.

It is an arithmetic number, because the mean of its divisors is an integer number (360979936).

Almost surely, 2^1434420121 is an apocalyptic number.

It is an amenable number.

1434420121 is a deficient number, since it is larger than the sum of its proper divisors (9499623).

1434420121 is an equidigital number, since it uses as much as digits as its factorization.

1434420121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9499622.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1434420121 is about 37873.7392001371. The cubic root of 1434420121 is about 1127.7827724247.

Adding to 1434420121 its reverse (1210244341), we get a palindrome (2644664462).

The spelling of 1434420121 in words is "one billion, four hundred thirty-four million, four hundred twenty thousand, one hundred twenty-one".