1051366631501 has 2 divisors, whose sum is σ = 1051366631502. Its totient is φ = 1051366631500.

The previous prime is 1051366631477. The next prime is 1051366631527.

1051366631501 is nontrivially palindromic in base 10.

1051366631501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1049448629476 + 1918002025 = 1024426^2 + 43795^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 1051366631501 - 2³⁴ = 1034186762317 is a prime.

It is a super-2 number, since 2×1051366631501² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051366631551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525683315750 + 525683315751.

It is an arithmetic number, because the mean of its divisors is an integer number (525683315751).

Almost surely, 2^{1051366631501} is an apocalyptic number.

It is an amenable number.

1051366631501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051366631501 is an equidigital number, since it uses as much as digits as its factorization.

1051366631501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 1051366631501 in words is "one trillion, fifty-one billion, three hundred sixty-six million, six hundred thirty-one thousand, five hundred one".