1427129 has 8 divisors (see below), whose sum is σ = 1569888. Its totient is φ = 1286560.

The previous prime is 1427117. The next prime is 1427141. The reversal of 1427129 is 9217241.

It is an interprime number because it is at equal distance from previous prime (1427117) and next prime (1427141).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1427129 - 2¹⁶ = 1361593 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1427098 and 1427107.

It is not an unprimeable number, because it can be changed into a prime (1427329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034 + ... + 1980.

It is an arithmetic number, because the mean of its divisors is an integer number (196236).

2^1427129 is an apocalyptic number.

It is an amenable number.

1427129 is a deficient number, since it is larger than the sum of its proper divisors (142759).

1427129 is a wasteful number, since it uses less digits than its factorization.

1427129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095.

The product of its digits is 1008, while the sum is 26.

The square root of 1427129 is about 1194.6250457780. The cubic root of 1427129 is about 112.5868695299.

The spelling of 1427129 in words is "one million, four hundred twenty-seven thousand, one hundred twenty-nine".