340651541 has 2 divisors, whose sum is σ = 340651542. Its totient is φ = 340651540.

The previous prime is 340651477. The next prime is 340651543. The reversal of 340651541 is 145156043.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340587025 + 64516 = 18455^2 + 254^2 .

It is a cyclic number.

It is not a de Polignac number, because 340651541 - 2⁶ = 340651477 is a prime.

Together with 340651543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340651543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170325770 + 170325771.

It is an arithmetic number, because the mean of its divisors is an integer number (170325771).

Almost surely, 2^340651541 is an apocalyptic number.

It is an amenable number.

340651541 is a deficient number, since it is larger than the sum of its proper divisors (1).

340651541 is an equidigital number, since it uses as much as digits as its factorization.

340651541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 340651541 is about 18456.7478446231. The cubic root of 340651541 is about 698.3987487715.

The spelling of 340651541 in words is "three hundred forty million, six hundred fifty-one thousand, five hundred forty-one".