345513011 has 4 divisors (see below), whose sum is σ = 356658624. Its totient is φ = 334367400.

The previous prime is 345513001. The next prime is 345513013. The reversal of 345513011 is 110315543.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345513011 is a prime.

It is a super-2 number, since 2×345513011² = 238758481540572242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345513013) 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, 5572760 + ... + 5572821.

It is an arithmetic number, because the mean of its divisors is an integer number (89164656).

Almost surely, 2^345513011 is an apocalyptic number.

345513011 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

345513011 is a deficient number, since it is larger than the sum of its proper divisors (11145613).

345513011 is a wasteful number, since it uses less digits than its factorization.

345513011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145612.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 345513011 is about 18587.9802829678. The cubic root of 345513011 is about 701.7053732074.

Adding to 345513011 its reverse (110315543), we get a palindrome (455828554).

The spelling of 345513011 in words is "three hundred forty-five million, five hundred thirteen thousand, eleven".