38703121 has 2 divisors, whose sum is σ = 38703122. Its totient is φ = 38703120.

The previous prime is 38703113. The next prime is 38703143. The reversal of 38703121 is 12130783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29582721 + 9120400 = 5439^2 + 3020^2 .

It is a cyclic number.

It is not a de Polignac number, because 38703121 - 2³ = 38703113 is a prime.

It is not a weakly prime, because it can be changed into another prime (38703151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19351560 + 19351561.

It is an arithmetic number, because the mean of its divisors is an integer number (19351561).

Almost surely, 2^38703121 is an apocalyptic number.

It is an amenable number.

38703121 is a deficient number, since it is larger than the sum of its proper divisors (1).

38703121 is an equidigital number, since it uses as much as digits as its factorization.

38703121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 38703121 is about 6221.1832475824. The cubic root of 38703121 is about 338.2584563095.

The spelling of 38703121 in words is "thirty-eight million, seven hundred three thousand, one hundred twenty-one".