1953113 has 4 divisors (see below), whose sum is σ = 2068020. Its totient is φ = 1838208.

The previous prime is 1953109. The next prime is 1953151. The reversal of 1953113 is 3113591.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1317904 + 635209 = 1148^2 + 797^2 .

It is a cyclic number.

It is not a de Polignac number, because 1953113 - 2² = 1953109 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1953163) 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, 57428 + ... + 57461.

It is an arithmetic number, because the mean of its divisors is an integer number (517005).

2^1953113 is an apocalyptic number.

It is an amenable number.

1953113 is a deficient number, since it is larger than the sum of its proper divisors (114907).

1953113 is a wasteful number, since it uses less digits than its factorization.

1953113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114906.

The product of its digits is 405, while the sum is 23.

The square root of 1953113 is about 1397.5381926803. The cubic root of 1953113 is about 124.9997439995. Note that the first 3 decimals are identical.

The spelling of 1953113 in words is "one million, nine hundred fifty-three thousand, one hundred thirteen".