1429311 has 16 divisors (see below), whose sum is σ = 2086784. Its totient is φ = 864864.

The previous prime is 1429303. The next prime is 1429319. The reversal of 1429311 is 1139241.

It is an interprime number because it is at equal distance from previous prime (1429303) and next prime (1429319).

It is not a de Polignac number, because 1429311 - 2³ = 1429303 is a prime.

It is a Duffinian number.

1429311 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429319) 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, 2340 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (130424).

2^1429311 is an apocalyptic number.

1429311 is a deficient number, since it is larger than the sum of its proper divisors (657473).

1429311 is a wasteful number, since it uses less digits than its factorization.

1429311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630.

The product of its digits is 216, while the sum is 21.

The square root of 1429311 is about 1195.5379542281. The cubic root of 1429311 is about 112.6442199757.

It can be divided in two parts, 142 and 9311, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 1429311 in words is "one million, four hundred twenty-nine thousand, three hundred eleven".