2353403 has 4 divisors (see below), whose sum is σ = 2534448. Its totient is φ = 2172360.

The previous prime is 2353399. The next prime is 2353411. The reversal of 2353403 is 3043532.

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

It is a cyclic number.

It is not a de Polignac number, because 2353403 - 2² = 2353399 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2353423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90503 + ... + 90528.

It is an arithmetic number, because the mean of its divisors is an integer number (633612).

2^2353403 is an apocalyptic number.

2353403 is a deficient number, since it is larger than the sum of its proper divisors (181045).

2353403 is a wasteful number, since it uses less digits than its factorization.

2353403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181044.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 2353403 is about 1534.0805063620. The cubic root of 2353403 is about 133.0144330164.

Adding to 2353403 its reverse (3043532), we get a palindrome (5396935).

The spelling of 2353403 in words is "two million, three hundred fifty-three thousand, four hundred three".