102432487 has 2 divisors, whose sum is σ = 102432488. Its totient is φ = 102432486.

The previous prime is 102432467. The next prime is 102432509. The reversal of 102432487 is 784234201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102432487 - 2¹¹ = 102430439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102432467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51216243 + 51216244.

It is an arithmetic number, because the mean of its divisors is an integer number (51216244).

Almost surely, 2^102432487 is an apocalyptic number.

102432487 is a deficient number, since it is larger than the sum of its proper divisors (1).

102432487 is an equidigital number, since it uses as much as digits as its factorization.

102432487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 102432487 is about 10120.8935870307. The cubic root of 102432487 is about 467.8923081768.

Adding to 102432487 its reverse (784234201), we get a palindrome (886666688).

The spelling of 102432487 in words is "one hundred two million, four hundred thirty-two thousand, four hundred eighty-seven".