1301235482531 has 2 divisors, whose sum is σ = 1301235482532. Its totient is φ = 1301235482530.

The previous prime is 1301235482501. The next prime is 1301235482621. The reversal of 1301235482531 is 1352845321031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1301235482531 - 2⁶ = 1301235482467 is a prime.

It is a super-2 number, since 2×1301235482531² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1301235482501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650617741265 + 650617741266.

It is an arithmetic number, because the mean of its divisors is an integer number (650617741266).

Almost surely, 2^{1301235482531} is an apocalyptic number.

1301235482531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301235482531 is an equidigital number, since it uses as much as digits as its factorization.

1301235482531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 1301235482531 in words is "one trillion, three hundred one billion, two hundred thirty-five million, four hundred eighty-two thousand, five hundred thirty-one".