1139470 has 8 divisors (see below), whose sum is σ = 2051064. Its totient is φ = 455784.

The previous prime is 1139461. The next prime is 1139471. The reversal of 1139470 is 749311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139471) 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, 56964 + ... + 56983.

It is an arithmetic number, because the mean of its divisors is an integer number (256383).

2^1139470 is an apocalyptic number.

1139470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1139470 is a deficient number, since it is larger than the sum of its proper divisors (911594).

1139470 is a wasteful number, since it uses less digits than its factorization.

1139470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113954.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 1139470 is about 1067.4596011091. The cubic root of 1139470 is about 104.4482012464.

The spelling of 1139470 in words is "one million, one hundred thirty-nine thousand, four hundred seventy".