12903723 has 12 divisors (see below), whose sum is σ = 21301488. Its totient is φ = 7373520.

The previous prime is 12903721. The next prime is 12903727. The reversal of 12903723 is 32730921.

12903723 is a `hidden beast` number, since 1 + 290 + 372 + 3 = 666.

12903723 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12903723 - 2¹ = 12903721 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12903721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102348 + ... + 102473.

It is an arithmetic number, because the mean of its divisors is an integer number (1775124).

Almost surely, 2^12903723 is an apocalyptic number.

12903723 is a deficient number, since it is larger than the sum of its proper divisors (8397765).

12903723 is a wasteful number, since it uses less digits than its factorization.

12903723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204834 (or 204831 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 12903723 is about 3592.1752462818. The cubic root of 12903723 is about 234.5515697719.

The spelling of 12903723 in words is "twelve million, nine hundred three thousand, seven hundred twenty-three".