38479121 has 2 divisors, whose sum is σ = 38479122. Its totient is φ = 38479120.

The previous prime is 38479117. The next prime is 38479127. The reversal of 38479121 is 12197483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33189121 + 5290000 = 5761^2 + 2300^2 .

It is a cyclic number.

It is not a de Polignac number, because 38479121 - 2² = 38479117 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38479127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19239560 + 19239561.

It is an arithmetic number, because the mean of its divisors is an integer number (19239561).

Almost surely, 2^38479121 is an apocalyptic number.

It is an amenable number.

38479121 is a deficient number, since it is larger than the sum of its proper divisors (1).

38479121 is an equidigital number, since it uses as much as digits as its factorization.

38479121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 38479121 is about 6203.1541170601. The cubic root of 38479121 is about 337.6046197838.

The spelling of 38479121 in words is "thirty-eight million, four hundred seventy-nine thousand, one hundred twenty-one".