340225451 has 2 divisors, whose sum is σ = 340225452. Its totient is φ = 340225450.

The previous prime is 340225441. The next prime is 340225513. The reversal of 340225451 is 154522043.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340225451 - 2⁶ = 340225387 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340225451.

It is not a weakly prime, because it can be changed into another prime (340225441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170112725 + 170112726.

It is an arithmetic number, because the mean of its divisors is an integer number (170112726).

Almost surely, 2^340225451 is an apocalyptic number.

340225451 is a deficient number, since it is larger than the sum of its proper divisors (1).

340225451 is an equidigital number, since it uses as much as digits as its factorization.

340225451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 340225451 is about 18445.2013000672. The cubic root of 340225451 is about 698.1074394759.

Adding to 340225451 its reverse (154522043), we get a palindrome (494747494).

The spelling of 340225451 in words is "three hundred forty million, two hundred twenty-five thousand, four hundred fifty-one".