1295139 has 8 divisors (see below), whose sum is σ = 1733200. Its totient is φ = 860256.

The previous prime is 1295137. The next prime is 1295159. The reversal of 1295139 is 9315921.

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

It is not a de Polignac number, because 1295139 - 2¹ = 1295137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1295131) 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, 429 + ... + 1665.

It is an arithmetic number, because the mean of its divisors is an integer number (216650).

2^1295139 is an apocalyptic number.

1295139 is a deficient number, since it is larger than the sum of its proper divisors (438061).

1295139 is a wasteful number, since it uses less digits than its factorization.

1295139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589.

The product of its digits is 2430, while the sum is 30.

The square root of 1295139 is about 1138.0417391291. The cubic root of 1295139 is about 109.0030860726.

The spelling of 1295139 in words is "one million, two hundred ninety-five thousand, one hundred thirty-nine".