102023507 has 2 divisors, whose sum is σ = 102023508. Its totient is φ = 102023506.

The previous prime is 102023503. The next prime is 102023527. The reversal of 102023507 is 705320201.

It is an a-pointer prime, because the next prime (102023527) can be obtained adding 102023507 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102023507 - 2² = 102023503 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102023501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51011753 + 51011754.

It is an arithmetic number, because the mean of its divisors is an integer number (51011754).

Almost surely, 2^102023507 is an apocalyptic number.

102023507 is a deficient number, since it is larger than the sum of its proper divisors (1).

102023507 is an equidigital number, since it uses as much as digits as its factorization.

102023507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 102023507 is about 10100.6686412336. The cubic root of 102023507 is about 467.2687630300.

Adding to 102023507 its reverse (705320201), we get a palindrome (807343708).

The spelling of 102023507 in words is "one hundred two million, twenty-three thousand, five hundred seven".