102472147 has 2 divisors, whose sum is σ = 102472148. Its totient is φ = 102472146.

The previous prime is 102472103. The next prime is 102472151. The reversal of 102472147 is 741274201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102472147 - 2¹¹ = 102470099 is a prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (102472177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51236073 + 51236074.

It is an arithmetic number, because the mean of its divisors is an integer number (51236074).

Almost surely, 2^102472147 is an apocalyptic number.

102472147 is a deficient number, since it is larger than the sum of its proper divisors (1).

102472147 is an equidigital number, since it uses as much as digits as its factorization.

102472147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 102472147 is about 10122.8527105752. The cubic root of 102472147 is about 467.9526868550.

The spelling of 102472147 in words is "one hundred two million, four hundred seventy-two thousand, one hundred forty-seven".