1505713 has 4 divisors (see below), whose sum is σ = 1642608. Its totient is φ = 1368820.

The previous prime is 1505711. The next prime is 1505723. The reversal of 1505713 is 3175051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1505713 - 2¹ = 1505711 is a prime.

1505713 is a lucky number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (1505711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68431 + ... + 68452.

It is an arithmetic number, because the mean of its divisors is an integer number (410652).

2^1505713 is an apocalyptic number.

It is an amenable number.

1505713 is a deficient number, since it is larger than the sum of its proper divisors (136895).

1505713 is a wasteful number, since it uses less digits than its factorization.

1505713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136894.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 1505713 is about 1227.0749773343. The cubic root of 1505713 is about 114.6165679756.

The spelling of 1505713 in words is "one million, five hundred five thousand, seven hundred thirteen".