102472907 has 2 divisors, whose sum is σ = 102472908. Its totient is φ = 102472906.

The previous prime is 102472901. The next prime is 102472919. The reversal of 102472907 is 709274201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102472907 - 2⁴ = 102472891 is a prime.

It is not a weakly prime, because it can be changed into another prime (102472901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51236453 + 51236454.

It is an arithmetic number, because the mean of its divisors is an integer number (51236454).

Almost surely, 2^102472907 is an apocalyptic number.

102472907 is a deficient number, since it is larger than the sum of its proper divisors (1).

102472907 is an equidigital number, since it uses as much as digits as its factorization.

102472907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 102472907 is about 10122.8902493310. The cubic root of 102472907 is about 467.9538437325.

The spelling of 102472907 in words is "one hundred two million, four hundred seventy-two thousand, nine hundred seven".