340606511 has 4 divisors (see below), whose sum is σ = 389264592. Its totient is φ = 291948432.

The previous prime is 340606501. The next prime is 340606529. The reversal of 340606511 is 115606043.

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 340606511 - 2⁶ = 340606447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340606501) 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, 24329030 + ... + 24329043.

It is an arithmetic number, because the mean of its divisors is an integer number (97316148).

Almost surely, 2^340606511 is an apocalyptic number.

340606511 is a deficient number, since it is larger than the sum of its proper divisors (48658081).

340606511 is an equidigital number, since it uses as much as digits as its factorization.

340606511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48658080.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 340606511 is about 18455.5279252586. The cubic root of 340606511 is about 698.3679741355.

The spelling of 340606511 in words is "three hundred forty million, six hundred six thousand, five hundred eleven".