1352505 has 32 divisors (see below), whose sum is σ = 2700288. Its totient is φ = 561600.

The previous prime is 1352489. The next prime is 1352521. The reversal of 1352505 is 5052531.

1352505 = 6² + 7² + ... + 159².

It is an interprime number because it is at equal distance from previous prime (1352489) and next prime (1352521).

It is not a de Polignac number, because 1352505 - 2⁴ = 1352489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

1352505 is a lucky number.

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570 + ... + 1740.

It is an arithmetic number, because the mean of its divisors is an integer number (84384).

2^1352505 is an apocalyptic number.

1352505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1352505 is a deficient number, since it is larger than the sum of its proper divisors (1347783).

1352505 is a wasteful number, since it uses less digits than its factorization.

1352505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 1352505 is about 1162.9724846272. The cubic root of 1352505 is about 110.5892619724.

The spelling of 1352505 in words is "one million, three hundred fifty-two thousand, five hundred five".