1350645 has 16 divisors (see below), whose sum is σ = 2181120. Its totient is φ = 713664.

The previous prime is 1350641. The next prime is 1350647. The reversal of 1350645 is 5460531.

1350645 = 363² + 364² + ... + 372².

It is not a de Polignac number, because 1350645 - 2² = 1350641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350641) 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 15 ways as a sum of consecutive naturals, for example, 1551 + ... + 2259.

It is an arithmetic number, because the mean of its divisors is an integer number (136320).

2^1350645 is an apocalyptic number.

1350645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1350645 is a deficient number, since it is larger than the sum of its proper divisors (830475).

1350645 is a wasteful number, since it uses less digits than its factorization.

1350645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1350645 is about 1162.1725345232. The cubic root of 1350645 is about 110.5385436406.

The spelling of 1350645 in words is "one million, three hundred fifty thousand, six hundred forty-five".