343145134045 has 24 divisors (see below), whose sum is σ = 499909722624. Its totient is φ = 221458365696.

The previous prime is 343145134037. The next prime is 343145134049. The reversal of 343145134045 is 540431541343.

It is not a de Polignac number, because 343145134045 - 2³ = 343145134037 is a prime.

It is a super-2 number, since 2×343145134045² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343145133995 and 343145134013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343145134049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16952077 + ... + 16972306.

It is an arithmetic number, because the mean of its divisors is an integer number (20829571776).

Almost surely, 2^343145134045 is an apocalyptic number.

343145134045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

343145134045 is a deficient number, since it is larger than the sum of its proper divisors (156764588579).

343145134045 is a wasteful number, since it uses less digits than its factorization.

343145134045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33924429 (or 33924412 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 343145134045 its reverse (540431541343), we get a palindrome (883576675388).

The spelling of 343145134045 in words is "three hundred forty-three billion, one hundred forty-five million, one hundred thirty-four thousand, forty-five".