345377133 has 12 divisors (see below), whose sum is σ = 504022428. Its totient is φ = 227877120.

The previous prime is 345377119. The next prime is 345377143. The reversal of 345377133 is 331773543.

It is a happy number.

345377133 is a `hidden beast` number, since 3 + 453 + 77 + 133 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 119836809 + 225540324 = 10947^2 + 15018^2 .

It is not a de Polignac number, because 345377133 - 2¹³ = 345368941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345377143) 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 11 ways as a sum of consecutive naturals, for example, 196938 + ... + 198683.

It is an arithmetic number, because the mean of its divisors is an integer number (42001869).

Almost surely, 2^345377133 is an apocalyptic number.

It is an amenable number.

345377133 is a deficient number, since it is larger than the sum of its proper divisors (158645295).

345377133 is a wasteful number, since it uses less digits than its factorization.

345377133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395724 (or 395721 counting only the distinct ones).

The product of its digits is 79380, while the sum is 36.

The square root of 345377133 is about 18584.3249272068. The cubic root of 345377133 is about 701.6133758767.

The spelling of 345377133 in words is "three hundred forty-five million, three hundred seventy-seven thousand, one hundred thirty-three".