102735473 has 4 divisors (see below), whose sum is σ = 102765120. Its totient is φ = 102705828.

The previous prime is 102735397. The next prime is 102735481. The reversal of 102735473 is 374537201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102735473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102735173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8813 + ... + 16826.

It is an arithmetic number, because the mean of its divisors is an integer number (25691280).

Almost surely, 2^102735473 is an apocalyptic number.

It is an amenable number.

102735473 is a deficient number, since it is larger than the sum of its proper divisors (29647).

102735473 is an equidigital number, since it uses as much as digits as its factorization.

102735473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29646.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 102735473 is about 10135.8508769614. The cubic root of 102735473 is about 468.3531817285.

The spelling of 102735473 in words is "one hundred two million, seven hundred thirty-five thousand, four hundred seventy-three".