97745241031 has 2 divisors, whose sum is σ = 97745241032. Its totient is φ = 97745241030.

The previous prime is 97745241023. The next prime is 97745241091. The reversal of 97745241031 is 13014254779.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97745241031 - 2³ = 97745241023 is a prime.

It is a super-2 number, since 2×97745241031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97745241091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48872620515 + 48872620516.

It is an arithmetic number, because the mean of its divisors is an integer number (48872620516).

Almost surely, 2^97745241031 is an apocalyptic number.

97745241031 is a deficient number, since it is larger than the sum of its proper divisors (1).

97745241031 is an equidigital number, since it uses as much as digits as its factorization.

97745241031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 97745241031 in words is "ninety-seven billion, seven hundred forty-five million, two hundred forty-one thousand, thirty-one".