1023794473145 has 16 divisors (see below), whose sum is σ = 1233031235520. Its totient is φ = 816050977344.

The previous prime is 1023794473073. The next prime is 1023794473171. The reversal of 1023794473145 is 5413744973201.

It is a cyclic number.

It is not a de Polignac number, because 1023794473145 - 2¹⁸ = 1023794211001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1023794473093 and 1023794473102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14620226 + ... + 14690084.

It is an arithmetic number, because the mean of its divisors is an integer number (77064452220).

Almost surely, 2^{1023794473145} is an apocalyptic number.

It is an amenable number.

1023794473145 is a deficient number, since it is larger than the sum of its proper divisors (209236762375).

1023794473145 is a wasteful number, since it uses less digits than its factorization.

1023794473145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80504.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 1023794473145 in words is "one trillion, twenty-three billion, seven hundred ninety-four million, four hundred seventy-three thousand, one hundred forty-five".