102307545761 has 2 divisors, whose sum is σ = 102307545762. Its totient is φ = 102307545760.

The previous prime is 102307545757. The next prime is 102307545797. The reversal of 102307545761 is 167545703201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63938179600 + 38369366161 = 252860^2 + 195881^2 .

It is an emirp because it is prime and its reverse (167545703201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102307545761 - 2² = 102307545757 is a prime.

It is not a weakly prime, because it can be changed into another prime (102307545161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51153772880 + 51153772881.

It is an arithmetic number, because the mean of its divisors is an integer number (51153772881).

Almost surely, 2^102307545761 is an apocalyptic number.

It is an amenable number.

102307545761 is a deficient number, since it is larger than the sum of its proper divisors (1).

102307545761 is an equidigital number, since it uses as much as digits as its factorization.

102307545761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 102307545761 in words is "one hundred two billion, three hundred seven million, five hundred forty-five thousand, seven hundred sixty-one".