345403133 has 8 divisors (see below), whose sum is σ = 356939616. Its totient is φ = 334026000.

The previous prime is 345403111. The next prime is 345403159. The reversal of 345403133 is 331304543.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 345403133 - 2¹² = 345399037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345403183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35423 + ... + 44108.

It is an arithmetic number, because the mean of its divisors is an integer number (44617452).

Almost surely, 2^345403133 is an apocalyptic number.

It is an amenable number.

345403133 is a deficient number, since it is larger than the sum of its proper divisors (11536483).

345403133 is a wasteful number, since it uses less digits than its factorization.

345403133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79675.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 345403133 is about 18585.0244282863. The cubic root of 345403133 is about 701.6309812597.

Adding to 345403133 its reverse (331304543), we get a palindrome (676707676).

It can be divided in two parts, 34540 and 3133, that added together give a palindrome (37673).

The spelling of 345403133 in words is "three hundred forty-five million, four hundred three thousand, one hundred thirty-three".