1038705172 has 6 divisors (see below), whose sum is σ = 1817734058. Its totient is φ = 519352584.

The previous prime is 1038705163. The next prime is 1038705191. The reversal of 1038705172 is 2715078301.

1038705172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1038515076 + 190096 = 32226^2 + 436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129838143 + ... + 129838150.

Almost surely, 2^1038705172 is an apocalyptic number.

It is an amenable number.

1038705172 is a deficient number, since it is larger than the sum of its proper divisors (779028886).

1038705172 is a wasteful number, since it uses less digits than its factorization.

1038705172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259676297 (or 259676295 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1038705172 is about 32228.9492847657. The cubic root of 1038705172 is about 1012.7387589554.

The spelling of 1038705172 in words is "one billion, thirty-eight million, seven hundred five thousand, one hundred seventy-two".