1023047894534 has 8 divisors (see below), whose sum is σ = 1536263764968. Its totient is φ = 510959972880.

The previous prime is 1023047894503. The next prime is 1023047894537. The reversal of 1023047894534 is 4354987403201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023047894537) 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, 281984927 + ... + 281988554.

It is an arithmetic number, because the mean of its divisors is an integer number (192032970621).

Almost surely, 2^{1023047894534} is an apocalyptic number.

1023047894534 is a deficient number, since it is larger than the sum of its proper divisors (513215870434).

1023047894534 is an equidigital number, since it uses as much as digits as its factorization.

1023047894534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563974390.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 1023047894534 in words is "one trillion, twenty-three billion, forty-seven million, eight hundred ninety-four thousand, five hundred thirty-four".