1073752138 has 8 divisors (see below), whose sum is σ = 1611745632. Its totient is φ = 536503596.

The previous prime is 1073752129. The next prime is 1073752139. The reversal of 1073752138 is 8312573701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1073752097 and 1073752106.

It is not an unprimeable number, because it can be changed into a prime (1073752139) 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, 182620 + ... + 188407.

It is an arithmetic number, because the mean of its divisors is an integer number (201468204).

Almost surely, 2^1073752138 is an apocalyptic number.

1073752138 is a deficient number, since it is larger than the sum of its proper divisors (537993494).

1073752138 is a wasteful number, since it uses less digits than its factorization.

1073752138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372476.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 1073752138 is about 32768.1573787725. The cubic root of 1073752138 is about 1024.0032787218.

The spelling of 1073752138 in words is "one billion, seventy-three million, seven hundred fifty-two thousand, one hundred thirty-eight".