452013491 has 2 divisors, whose sum is σ = 452013492. Its totient is φ = 452013490.

The previous prime is 452013469. The next prime is 452013547. The reversal of 452013491 is 194310254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 452013491 - 2²² = 447819187 is a prime.

It is equal to p_23954060 and since 452013491 and 23954060 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (452013461) 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, 226006745 + 226006746.

It is an arithmetic number, because the mean of its divisors is an integer number (226006746).

Almost surely, 2^452013491 is an apocalyptic number.

452013491 is a deficient number, since it is larger than the sum of its proper divisors (1).

452013491 is an equidigital number, since it uses as much as digits as its factorization.

452013491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 452013491 is about 21260.6089047327. The cubic root of 452013491 is about 767.4506631840.

The spelling of 452013491 in words is "four hundred fifty-two million, thirteen thousand, four hundred ninety-one".