1434020401 has 4 divisors (see below), whose sum is σ = 1564385904. Its totient is φ = 1303654900.

The previous prime is 1434020389. The next prime is 1434020437. The reversal of 1434020401 is 1040204341.

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 a de Polignac number, because none of the positive numbers 2^k-1434020401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1434020501) 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, 65182735 + ... + 65182756.

It is an arithmetic number, because the mean of its divisors is an integer number (391096476).

Almost surely, 2^1434020401 is an apocalyptic number.

1434020401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1434020401 is a deficient number, since it is larger than the sum of its proper divisors (130365503).

1434020401 is a wasteful number, since it uses less digits than its factorization.

1434020401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130365502.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1434020401 is about 37868.4618251125. The cubic root of 1434020401 is about 1127.6780055337.

Adding to 1434020401 its reverse (1040204341), we get a palindrome (2474224742).

The spelling of 1434020401 in words is "one billion, four hundred thirty-four million, twenty thousand, four hundred one".