102973727 has 4 divisors (see below), whose sum is σ = 104384400. Its totient is φ = 101563056.

The previous prime is 102973687. The next prime is 102973771. The reversal of 102973727 is 727379201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 727379201 = 17401 ⋅41801.

It is a cyclic number.

It is not a de Polignac number, because 102973727 - 2²⁶ = 35864863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102973327) 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, 705227 + ... + 705372.

It is an arithmetic number, because the mean of its divisors is an integer number (26096100).

Almost surely, 2^102973727 is an apocalyptic number.

102973727 is a deficient number, since it is larger than the sum of its proper divisors (1410673).

102973727 is an equidigital number, since it uses as much as digits as its factorization.

102973727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410672.

The product of its (nonzero) digits is 37044, while the sum is 38.

The square root of 102973727 is about 10147.5971047337. The cubic root of 102973727 is about 468.7149550808.

The spelling of 102973727 in words is "one hundred two million, nine hundred seventy-three thousand, seven hundred twenty-seven".