1379499 has 16 divisors (see below), whose sum is σ = 2125440. Its totient is φ = 786560.

The previous prime is 1379491. The next prime is 1379503. The reversal of 1379499 is 9949731.

It is a cyclic number.

It is not a de Polignac number, because 1379499 - 2³ = 1379491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1379499.

It is not an unprimeable number, because it can be changed into a prime (1379491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669 + ... + 1790.

It is an arithmetic number, because the mean of its divisors is an integer number (132840).

2^1379499 is an apocalyptic number.

1379499 is a deficient number, since it is larger than the sum of its proper divisors (745941).

1379499 is a wasteful number, since it uses less digits than its factorization.

1379499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490.

The product of its digits is 61236, while the sum is 42.

The square root of 1379499 is about 1174.5207533288. The cubic root of 1379499 is about 111.3201535388.

The spelling of 1379499 in words is "one million, three hundred seventy-nine thousand, four hundred ninety-nine".