102743003 has 4 divisors (see below), whose sum is σ = 112083288. Its totient is φ = 93402720.

The previous prime is 102742999. The next prime is 102743029. The reversal of 102743003 is 300347201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102743003 - 2² = 102742999 is a prime.

It is a super-2 number, since 2×102743003² = 21112249330916018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102743033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4670126 + ... + 4670147.

It is an arithmetic number, because the mean of its divisors is an integer number (28020822).

Almost surely, 2^102743003 is an apocalyptic number.

102743003 is a deficient number, since it is larger than the sum of its proper divisors (9340285).

102743003 is an equidigital number, since it uses as much as digits as its factorization.

102743003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9340284.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 102743003 is about 10136.2223239232. Note that the first 3 decimals coincide. The cubic root of 102743003 is about 468.3646241031.

The spelling of 102743003 in words is "one hundred two million, seven hundred forty-three thousand, three".