920734453 has 2 divisors, whose sum is σ = 920734454. Its totient is φ = 920734452.

The previous prime is 920734421. The next prime is 920734457. The reversal of 920734453 is 354437029.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 588693169 + 332041284 = 24263^2 + 18222^2 .

It is a cyclic number.

It is not a de Polignac number, because 920734453 - 2⁵ = 920734421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (920734457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460367226 + 460367227.

It is an arithmetic number, because the mean of its divisors is an integer number (460367227).

Almost surely, 2^920734453 is an apocalyptic number.

It is an amenable number.

920734453 is a deficient number, since it is larger than the sum of its proper divisors (1).

920734453 is an equidigital number, since it uses as much as digits as its factorization.

920734453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 920734453 is about 30343.6064600106. The cubic root of 920734453 is about 972.8475692552.

It can be divided in two parts, 9207 and 34453, that added together give a triangular number (43660 = T₂₉₅).

The spelling of 920734453 in words is "nine hundred twenty million, seven hundred thirty-four thousand, four hundred fifty-three".