340564501 has 2 divisors, whose sum is σ = 340564502. Its totient is φ = 340564500.

The previous prime is 340564489. The next prime is 340564507. The reversal of 340564501 is 105465043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327791025 + 12773476 = 18105^2 + 3574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340564501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340564501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340564507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170282250 + 170282251.

It is an arithmetic number, because the mean of its divisors is an integer number (170282251).

Almost surely, 2^340564501 is an apocalyptic number.

It is an amenable number.

340564501 is a deficient number, since it is larger than the sum of its proper divisors (1).

340564501 is an equidigital number, since it uses as much as digits as its factorization.

340564501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 340564501 is about 18454.3897487834. The cubic root of 340564501 is about 698.3392609979.

The spelling of 340564501 in words is "three hundred forty million, five hundred sixty-four thousand, five hundred one".