1038267121 has 6 divisors (see below), whose sum is σ = 1062976290. Its totient is φ = 1014119568.

The previous prime is 1038267107. The next prime is 1038267133. The reversal of 1038267121 is 1217628301.

It can be written as a sum of positive squares in only one way, i.e., 1034522896 + 3744225 = 32164^2 + 1935^2 .

It is not a de Polignac number, because 1038267121 - 2¹³ = 1038258929 is a prime.

It is a super-2 number, since 2×1038267121² = 2155997229099257282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1038267161) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278916 + ... + 282613.

It is an arithmetic number, because the mean of its divisors is an integer number (177162715).

Almost surely, 2^1038267121 is an apocalyptic number.

It is an amenable number.

1038267121 is a deficient number, since it is larger than the sum of its proper divisors (24709169).

1038267121 is an frugal number, since it uses more digits than its factorization.

1038267121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561615 (or 561572 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 1038267121 is about 32222.1526437946. The cubic root of 1038267121 is about 1012.5963721914.

The spelling of 1038267121 in words is "one billion, thirty-eight million, two hundred sixty-seven thousand, one hundred twenty-one".