379021453 has 2 divisors, whose sum is σ = 379021454. Its totient is φ = 379021452.

The previous prime is 379021417. The next prime is 379021457. The reversal of 379021453 is 354120973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 352012644 + 27008809 = 18762^2 + 5197^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-379021453 is a prime.

It is equal to p_20275837 and since 379021453 and 20275837 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379021457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189510726 + 189510727.

It is an arithmetic number, because the mean of its divisors is an integer number (189510727).

Almost surely, 2^379021453 is an apocalyptic number.

It is an amenable number.

379021453 is a deficient number, since it is larger than the sum of its proper divisors (1).

379021453 is an equidigital number, since it uses as much as digits as its factorization.

379021453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 379021453 is about 19468.4733094303. The cubic root of 379021453 is about 723.6933757751.

The spelling of 379021453 in words is "three hundred seventy-nine million, twenty-one thousand, four hundred fifty-three".