1434407 has 4 divisors (see below), whose sum is σ = 1544760. Its totient is φ = 1324056.

The previous prime is 1434397. The next prime is 1434421. The reversal of 1434407 is 7044341.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1434407 - 2¹⁴ = 1418023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434457) 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, 55157 + ... + 55182.

It is an arithmetic number, because the mean of its divisors is an integer number (386190).

2^1434407 is an apocalyptic number.

1434407 is a deficient number, since it is larger than the sum of its proper divisors (110353).

1434407 is a wasteful number, since it uses less digits than its factorization.

1434407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110352.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 1434407 is about 1197.6673160774. The cubic root of 1434407 is about 112.7779333710. Note that the first 3 decimals are identical.

Adding to 1434407 its reverse (7044341), we get a palindrome (8478748).

The spelling of 1434407 in words is "one million, four hundred thirty-four thousand, four hundred seven".