34400453 has 2 divisors, whose sum is σ = 34400454. Its totient is φ = 34400452.

The previous prime is 34400449. The next prime is 34400489. The reversal of 34400453 is 35400443.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24275329 + 10125124 = 4927^2 + 3182^2 .

It is a cyclic number.

It is not a de Polignac number, because 34400453 - 2² = 34400449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34400153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17200226 + 17200227.

It is an arithmetic number, because the mean of its divisors is an integer number (17200227).

Almost surely, 2^34400453 is an apocalyptic number.

It is an amenable number.

34400453 is a deficient number, since it is larger than the sum of its proper divisors (1).

34400453 is an equidigital number, since it uses as much as digits as its factorization.

34400453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 34400453 is about 5865.1899372484. The cubic root of 34400453 is about 325.2280939234.

Adding to 34400453 its reverse (35400443), we get a palindrome (69800896).

The spelling of 34400453 in words is "thirty-four million, four hundred thousand, four hundred fifty-three".