1047785450837 has 8 divisors (see below), whose sum is σ = 1057681954656. Its totient is φ = 1037890875312.

The previous prime is 1047785450827. The next prime is 1047785450839. The reversal of 1047785450837 is 7380545877401.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1047785450837 - 2⁶ = 1047785450773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047785450839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621683 + ... + 1575455.

It is an arithmetic number, because the mean of its divisors is an integer number (132210244332).

Almost surely, 2^{1047785450837} is an apocalyptic number.

It is an amenable number.

1047785450837 is a deficient number, since it is larger than the sum of its proper divisors (9896503819).

1047785450837 is a wasteful number, since it uses less digits than its factorization.

1047785450837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964147.

The product of its (nonzero) digits is 26342400, while the sum is 59.

The spelling of 1047785450837 in words is "one trillion, forty-seven billion, seven hundred eighty-five million, four hundred fifty thousand, eight hundred thirty-seven".