451501301565101 has 2 divisors, whose sum is σ = 451501301565102. Its totient is φ = 451501301565100.

The previous prime is 451501301565079. The next prime is 451501301565103. The reversal of 451501301565101 is 101565103105154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433706698291876 + 17794603273225 = 20825626^2 + 4218365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-451501301565101 is a prime.

It is a super-2 number, since 2×451501301565101² (a number of 30 digits) contains 22 as substring.

Together with 451501301565103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451501301565103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225750650782550 + 225750650782551.

It is an arithmetic number, because the mean of its divisors is an integer number (225750650782551).

Almost surely, 2^{451501301565101} is an apocalyptic number.

It is an amenable number.

451501301565101 is a deficient number, since it is larger than the sum of its proper divisors (1).

451501301565101 is an equidigital number, since it uses as much as digits as its factorization.

451501301565101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 38.

The spelling of 451501301565101 in words is "four hundred fifty-one trillion, five hundred one billion, three hundred one million, five hundred sixty-five thousand, one hundred one".