102154052401 has 2 divisors, whose sum is σ = 102154052402. Its totient is φ = 102154052400.

The previous prime is 102154052381. The next prime is 102154052447. The reversal of 102154052401 is 104250451201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98006563600 + 4147488801 = 313060^2 + 64401^2 .

It is a cyclic number.

It is not a de Polignac number, because 102154052401 - 2⁹ = 102154051889 is a prime.

It is not a weakly prime, because it can be changed into another prime (102154053401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51077026200 + 51077026201.

It is an arithmetic number, because the mean of its divisors is an integer number (51077026201).

Almost surely, 2^102154052401 is an apocalyptic number.

It is an amenable number.

102154052401 is a deficient number, since it is larger than the sum of its proper divisors (1).

102154052401 is an equidigital number, since it uses as much as digits as its factorization.

102154052401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 25.

The spelling of 102154052401 in words is "one hundred two billion, one hundred fifty-four million, fifty-two thousand, four hundred one".