1434405243 has 16 divisors (see below), whose sum is σ = 2026304640. Its totient is φ = 899458176.

The previous prime is 1434405239. The next prime is 1434405283. The reversal of 1434405243 is 3425044341.

It is not a de Polignac number, because 1434405243 - 2² = 1434405239 is a prime.

It is a super-2 number, since 2×1434405243² = 4115036802291778098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1434405243.

It is not an unprimeable number, because it can be changed into a prime (1434405283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83268 + ... + 99006.

It is an arithmetic number, because the mean of its divisors is an integer number (126644040).

Almost surely, 2^1434405243 is an apocalyptic number.

1434405243 is a deficient number, since it is larger than the sum of its proper divisors (591899397).

1434405243 is a wasteful number, since it uses less digits than its factorization.

1434405243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17546.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 1434405243 is about 37873.5427838485. The cubic root of 1434405243 is about 1127.7788732393.

Adding to 1434405243 its reverse (3425044341), we get a palindrome (4859449584).

The spelling of 1434405243 in words is "one billion, four hundred thirty-four million, four hundred five thousand, two hundred forty-three".