1039704121 has 4 divisors (see below), whose sum is σ = 1084908672. Its totient is φ = 994499572.

The previous prime is 1039704119. The next prime is 1039704203. The reversal of 1039704121 is 1214079301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1039704121 - 2¹ = 1039704119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1039704121.

It is not an unprimeable number, because it can be changed into a prime (1039774121) 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, 22602241 + ... + 22602286.

It is an arithmetic number, because the mean of its divisors is an integer number (271227168).

Almost surely, 2^1039704121 is an apocalyptic number.

It is an amenable number.

1039704121 is a deficient number, since it is larger than the sum of its proper divisors (45204551).

1039704121 is an equidigital number, since it uses as much as digits as its factorization.

1039704121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45204550.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1039704121 is about 32244.4432577150. The cubic root of 1039704121 is about 1013.0633137484.

The spelling of 1039704121 in words is "one billion, thirty-nine million, seven hundred four thousand, one hundred twenty-one".