97738142093 has 2 divisors, whose sum is σ = 97738142094. Its totient is φ = 97738142092.

The previous prime is 97738142063. The next prime is 97738142129. The reversal of 97738142093 is 39024183779.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95371027684 + 2367114409 = 308822^2 + 48653^2 .

It is a cyclic number.

It is not a de Polignac number, because 97738142093 - 2¹⁸ = 97737879949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97738142063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48869071046 + 48869071047.

It is an arithmetic number, because the mean of its divisors is an integer number (48869071047).

Almost surely, 2^97738142093 is an apocalyptic number.

It is an amenable number.

97738142093 is a deficient number, since it is larger than the sum of its proper divisors (1).

97738142093 is an equidigital number, since it uses as much as digits as its factorization.

97738142093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 97738142093 in words is "ninety-seven billion, seven hundred thirty-eight million, one hundred forty-two thousand, ninety-three".