451040077 has 2 divisors, whose sum is σ = 451040078. Its totient is φ = 451040076.

The previous prime is 451040033. The next prime is 451040087. The reversal of 451040077 is 770040154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420004036 + 31036041 = 20494^2 + 5571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-451040077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451040087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225520038 + 225520039.

It is an arithmetic number, because the mean of its divisors is an integer number (225520039).

Almost surely, 2^451040077 is an apocalyptic number.

It is an amenable number.

451040077 is a deficient number, since it is larger than the sum of its proper divisors (1).

451040077 is an equidigital number, since it uses as much as digits as its factorization.

451040077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 451040077 is about 21237.7041367470. The cubic root of 451040077 is about 766.8993639166.

The spelling of 451040077 in words is "four hundred fifty-one million, forty thousand, seventy-seven".