1064139 has 8 divisors (see below), whose sum is σ = 1423872. Its totient is φ = 706920.

The previous prime is 1064131. The next prime is 1064153. The reversal of 1064139 is 9314601.

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

It is not a de Polignac number, because 1064139 - 2³ = 1064131 is a prime.

It is a super-2 number, since 2×1064139² = 2264783622642, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

1064139 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064131) 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, 882 + ... + 1704.

It is an arithmetic number, because the mean of its divisors is an integer number (177984).

2^1064139 is an apocalyptic number.

1064139 is a deficient number, since it is larger than the sum of its proper divisors (359733).

1064139 is an equidigital number, since it uses as much as digits as its factorization.

1064139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1064139 is about 1031.5711318179. The cubic root of 1064139 is about 102.0938198677.

The spelling of 1064139 in words is "one million, sixty-four thousand, one hundred thirty-nine".