1592139 has 4 divisors (see below), whose sum is σ = 2122856. Its totient is φ = 1061424.

The previous prime is 1592117. The next prime is 1592159. The reversal of 1592139 is 9312951.

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

It is not a de Polignac number, because 1592139 - 2⁸ = 1591883 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1592159) 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, 265354 + ... + 265359.

It is an arithmetic number, because the mean of its divisors is an integer number (530714).

2^1592139 is an apocalyptic number.

1592139 is a deficient number, since it is larger than the sum of its proper divisors (530717).

1592139 is an equidigital number, since it uses as much as digits as its factorization.

1592139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530716.

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

The square root of 1592139 is about 1261.7999048978. The cubic root of 1592139 is about 116.7688474418.

The spelling of 1592139 in words is "one million, five hundred ninety-two thousand, one hundred thirty-nine".