102873545 has 16 divisors (see below), whose sum is σ = 131943168. Its totient is φ = 76727040.

The previous prime is 102873541. The next prime is 102873559. The reversal of 102873545 is 545378201.

It is a happy number.

It is not a de Polignac number, because 102873545 - 2² = 102873541 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102873541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3440 + ... + 14750.

It is an arithmetic number, because the mean of its divisors is an integer number (8246448).

Almost surely, 2^102873545 is an apocalyptic number.

It is an amenable number.

102873545 is a deficient number, since it is larger than the sum of its proper divisors (29069623).

102873545 is a wasteful number, since it uses less digits than its factorization.

102873545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11440.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 102873545 is about 10142.6596610554. The cubic root of 102873545 is about 468.5629032285.

The spelling of 102873545 in words is "one hundred two million, eight hundred seventy-three thousand, five hundred forty-five".