1047338545 has 8 divisors (see below), whose sum is σ = 1371061440. Its totient is φ = 761700720.

The previous prime is 1047338531. The next prime is 1047338549. The reversal of 1047338545 is 5458337401.

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

It is not a de Polignac number, because 1047338545 - 2⁷ = 1047338417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1047338498 and 1047338507.

It is not an unprimeable number, because it can be changed into a prime (1047338549) 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 7 ways as a sum of consecutive naturals, for example, 9521205 + ... + 9521314.

It is an arithmetic number, because the mean of its divisors is an integer number (171382680).

Almost surely, 2^1047338545 is an apocalyptic number.

It is an amenable number.

1047338545 is a deficient number, since it is larger than the sum of its proper divisors (323722895).

1047338545 is a wasteful number, since it uses less digits than its factorization.

1047338545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19042535.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 1047338545 is about 32362.6102933617. The cubic root of 1047338545 is about 1015.5368704847.

The spelling of 1047338545 in words is "one billion, forty-seven million, three hundred thirty-eight thousand, five hundred forty-five".