11953345 has 8 divisors (see below), whose sum is σ = 14694120. Its totient is φ = 9329280.

The previous prime is 11953343. The next prime is 11953349. The reversal of 11953345 is 54335911.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9409 + 11943936 = 97^2 + 3456^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11953345 - 2¹ = 11953343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11953343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28950 + ... + 29359.

It is an arithmetic number, because the mean of its divisors is an integer number (1836765).

Almost surely, 2^11953345 is an apocalyptic number.

It is an amenable number.

11953345 is a deficient number, since it is larger than the sum of its proper divisors (2740775).

11953345 is an equidigital number, since it uses as much as digits as its factorization.

11953345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58355.

The product of its digits is 8100, while the sum is 31.

The square root of 11953345 is about 3457.3609878056. The cubic root of 11953345 is about 228.6457595862.

The spelling of 11953345 in words is "eleven million, nine hundred fifty-three thousand, three hundred forty-five".