1434021111 has 32 divisors (see below), whose sum is σ = 2253588480. Its totient is φ = 898121088.

The previous prime is 1434021079. The next prime is 1434021119. The reversal of 1434021111 is 1111204341.

It is not a de Polignac number, because 1434021111 - 2⁵ = 1434021079 is a prime.

It is a super-3 number, since 3×1434021111³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434021119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276040 + ... + 281186.

It is an arithmetic number, because the mean of its divisors is an integer number (70424640).

Almost surely, 2^1434021111 is an apocalyptic number.

1434021111 is a deficient number, since it is larger than the sum of its proper divisors (819567369).

1434021111 is a wasteful number, since it uses less digits than its factorization.

1434021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5780 (or 5774 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1434021111 is about 37868.4711996669. The cubic root of 1434021111 is about 1127.6781916424.

Adding to 1434021111 its reverse (1111204341), we get a palindrome (2545225452).

The spelling of 1434021111 in words is "one billion, four hundred thirty-four million, twenty-one thousand, one hundred eleven".