241540064662531 has 2 divisors, whose sum is σ = 241540064662532. Its totient is φ = 241540064662530.

The previous prime is 241540064662493. The next prime is 241540064662607. The reversal of 241540064662531 is 135266460045142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 241540064662531 - 2²⁵ = 241540031108099 is a prime.

It is a super-2 number, since 2×241540064662531² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241540064662931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120770032331265 + 120770032331266.

It is an arithmetic number, because the mean of its divisors is an integer number (120770032331266).

Almost surely, 2^{241540064662531} is an apocalyptic number.

241540064662531 is a deficient number, since it is larger than the sum of its proper divisors (1).

241540064662531 is an equidigital number, since it uses as much as digits as its factorization.

241540064662531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 241540064662531 in words is "two hundred forty-one trillion, five hundred forty billion, sixty-four million, six hundred sixty-two thousand, five hundred thirty-one".