452962981 has 2 divisors, whose sum is σ = 452962982. Its totient is φ = 452962980.

The previous prime is 452962969. The next prime is 452962999. The reversal of 452962981 is 189269254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405821025 + 47141956 = 20145^2 + 6866^2 .

It is a cyclic number.

It is not a de Polignac number, because 452962981 - 2⁵ = 452962949 is a prime.

It is a super-2 number, since 2×452962981² = 410350924312812722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452962921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226481490 + 226481491.

It is an arithmetic number, because the mean of its divisors is an integer number (226481491).

Almost surely, 2^452962981 is an apocalyptic number.

It is an amenable number.

452962981 is a deficient number, since it is larger than the sum of its proper divisors (1).

452962981 is an equidigital number, since it uses as much as digits as its factorization.

452962981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 46.

The square root of 452962981 is about 21282.9269838526. The cubic root of 452962981 is about 767.9876509200.

The spelling of 452962981 in words is "four hundred fifty-two million, nine hundred sixty-two thousand, nine hundred eighty-one".