102251043 has 12 divisors (see below), whose sum is σ = 149566560. Its totient is φ = 67304016.

The previous prime is 102251029. The next prime is 102251053. The reversal of 102251043 is 340152201.

It is not a de Polignac number, because 102251043 - 2⁵ = 102251011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102251003) 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 in 11 ways as a sum of consecutive naturals, for example, 71196 + ... + 72617.

It is an arithmetic number, because the mean of its divisors is an integer number (12463880).

Almost surely, 2^102251043 is an apocalyptic number.

102251043 is a deficient number, since it is larger than the sum of its proper divisors (47315517).

102251043 is a wasteful number, since it uses less digits than its factorization.

102251043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143898 (or 143895 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 102251043 is about 10111.9257809776. The cubic root of 102251043 is about 467.6158775544.

The spelling of 102251043 in words is "one hundred two million, two hundred fifty-one thousand, forty-three".