1038733481 has 4 divisors (see below), whose sum is σ = 1040503632. Its totient is φ = 1036963332.

The previous prime is 1038733457. The next prime is 1038733529. The reversal of 1038733481 is 1843378301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1843378301 = 29 ⋅63564769.

It is a cyclic number.

It is not a de Polignac number, because 1038733481 - 2²⁶ = 971624617 is a prime.

It is a super-2 number, since 2×1038733481² = 2157934489100754722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1038733081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884195 + ... + 885368.

It is an arithmetic number, because the mean of its divisors is an integer number (260125908).

Almost surely, 2^1038733481 is an apocalyptic number.

It is an amenable number.

1038733481 is a deficient number, since it is larger than the sum of its proper divisors (1770151).

1038733481 is an equidigital number, since it uses as much as digits as its factorization.

1038733481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770150.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1038733481 is about 32229.3884676703. The cubic root of 1038733481 is about 1012.7479593079.

The spelling of 1038733481 in words is "one billion, thirty-eight million, seven hundred thirty-three thousand, four hundred eighty-one".