1945363 has 16 divisors (see below), whose sum is σ = 2382336. Its totient is φ = 1552320.

The previous prime is 1945337. The next prime is 1945369. The reversal of 1945363 is 3635491.

It is not a de Polignac number, because 1945363 - 2⁵ = 1945331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1945369) 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, 6783 + ... + 7063.

It is an arithmetic number, because the mean of its divisors is an integer number (148896).

2^1945363 is an apocalyptic number.

1945363 is a deficient number, since it is larger than the sum of its proper divisors (436973).

1945363 is a wasteful number, since it uses less digits than its factorization.

1945363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354.

The product of its digits is 9720, while the sum is 31.

The square root of 1945363 is about 1394.7627038317. The cubic root of 1945363 is about 124.8341908224.

The spelling of 1945363 in words is "one million, nine hundred forty-five thousand, three hundred sixty-three".